Answer:
renal impairment
Explanation:
It is the imability of the kidneys to excrete waste and balance fluids.
Defective renal function could result in a high amount of drug levels. It might also increase the drug disclosure to the tissues and lead to a high level of drug distribution to the fetus. Epilepsy, diabetes, and hypertension do not have a straight effect on drug metabolism and excretion. However, they have ancillary impact in later phases when liver and kidneys are affected secondarily.
Answer: RENAL IMPAIRMENTS
Explanation: RENAL IMPAIRMENTS is a term used to describe the inability of the Renal System (Kidneys) to effectively carry out it's activities. When a pregnant woman has Renal impairments,it is Generally expected that the level or amount of drugs dose issues to her be reduced to a manageable quantity.
The kidneys are directly responsible for the FILTRATION of the urines and Blood,so if high quantity of drugs are present it might not be able to effectively perform it tasks. Epilepsy, Hypertension and diabetes have late stage renal impairments.
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In an experiment described in your text, scientists were collecting data in an attempt to understand factors impacting the proliferation and success of the chytrid fungus pathogen that has dramatically impacted frog populations globally. In the graph pictured, scientists observed that frog species with higher average body temperature tended to have lower infection rates. Is this observational study analytical or descriptive?
Answer:
Descriptive
Explanation:
Descriptive studies are conducted when the there is no reference of the problem or observation. It provides an opportunity to study something new. While an Analytic study references exists and hence inferences can be drawn based on the questioning, surveys, hypothesis testing and comparisons. In this study no hypothesis is conducted to determine a solution, instead in depth study of existing scenarios and facts is done to determine the factors affecting proliferation in frogs.
Hence, the given study is descriptive
Final answer:
The observational study is analytical as it examines the relationship between frog body temperatures and chytrid fungus infection rates.
Explanation:
The observation that frog species with higher average body temperatures tend to have lower infection rates by the chytrid fungus pathogen is part of an observational study. Based on the information given, the study can be classified as analytical because it involves comparing infection rates across different species with varying body temperatures to understand the factors affecting the proliferation and success of the chytrid fungus. Analytical observational studies focus on analyzing relationships between variables, in this case, body temperature and infection rates, rather than merely describing characteristics of a population without looking for existing relationships, which would be descriptive.
Suppose we found a solar system with the property described below. In light of what you have learned about the formation of our solar system, decide whether the discovery should be considered reasonable or surprising. (a): A solar system has 15 planets that all orbit the star in approximately the same plane. The two planets closest to the star are terrestrial and the rest are gas planets?
Answer:
Surprising
Explanation:
This is surprising because the total number of planets in our solar system are nine which revolve around a central star i.e sun in different orbital paths.
Also, out of 9 nearly four planets i.e Mercury, Earth, Venus and Mars are terrestrial i.e having some land forms. Out of remaining 5 non terrestrial planets nearly four planets are gas planets (Jupiter, Uranus, Neptune and Saturn) and these planets are distantly positioned from the central star
Hence, the given discovery is surprising
Human carcinoembryonic antigen (CEACAM6)
This gene codes for a protein that is located in the extracellular matrix. This protein is involved with cell cycle regulation, particularly with adhesion between cells. It is thought to be a proto-oncogene. When over-expressed, it becomes an oncogene, because it leads to unregulated cell division and inhibits cellular death T/F
Answer:
True.
Explanation:
Cancer may be defined as the uncontrolled growth of the cell cycle that leads to the abnormal cell formation. The cancerous cell require less time to grow as the normal cells and they are immortal in nature.
The mutation in the tumor suppressor gene or in the proto oncogene leads to the formation of the cancerous cells. The carcinoembryonic antigen (CEACAM6) acts as proto oncogene and gain of function mutation will change this proto oncogene into oncogene. This leads to uncontrolled cell growth.
Thus, the correct answer is true.
Epigenetics usually refers to heritable changes in the expression patterns of chromatin. Is it appropriate to refer to this term to describe changes that occur during memory formation?
Answer:
Yes.
Explanation: Yes because epigenetics which simply the talks about the modification of genes is a major component in the changes that occur during memory formation. One cannot talk about Memory Formation without Gene expression which has been shown to be needed for long-term memory to form.
Answer:YES.
Basically one characteristic feature of Epigenetic is the ability to provide a chromatin frameworks which can produce a set of gene expression that can be passed to subsequent generation by mitotic cell division, and which is unique to a class of cell.
Basically long term memory formation has been linked to a well organized pattern of gene expression. Therefore if Epigenetics could provide a particular chromatin framework for a specific set of gene expression; then it can be used to describe set of changes that occurred during memory formation since the gene expression for memory formation will be mediated by the particular chromatin framework unique to the group or family memory formation cells only. Therefore the gene expression will be well coordinated for memory expression.
Explanation:
Atrial natriuretic peptide secreted by the heart has exactly the opposite function of ________ secreted by the zona glomerulosa. a. aldosterone b. epinephrine c. calcitonin d. antidiuretic hormone
Answer:
The correct answer is - option A. aldosterone.
Explanation:
Aldosterone is secreted by the Zona glomerulosa of the adrenal cortex of the adrenal gland. It is mineralocorticoid which is a steroid hormone that signals the kidney to prevent sodium ion and water in case of low blood pressure and volume in vessels. To save the water and ion of salts it promotes the reabsorption and leads to low urine output.
On another hand, ANP or atrial natriuretic peptide which release from the heart and enhances the urine output in response to high blood volume and pressure as it ceases the release of the Aldosterone.
Thus, the correct answer is - option A.
An atrial natriuretic peptide secreted by the heart has exactly the opposite function of aldosterone (Option a).
Aldosterone is a steroid hormone secreted by the adrenal cortex of the adrenal gland.The function of this hormone (aldosterone) is to control the amount of salt (and also water) in the body.An atrial natriuretic peptide is a molecule that induces the excretion of sodium by the kidneys.In conclusion, an atrial natriuretic peptide secreted by the heart has exactly the opposite function of aldosterone (Option a).
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Insect wings may have begun to evolve as lateral extensions of the body that were used as heat dissipaters for thermoregulation. When they had become sufficiently large, these extensions became useful for gliding through the air. Additional selection refined them as flight-producing wines. If this hypothesis is correct, modern insect wings would be an example of _ .58) A) an adaptive radiation B) mutations C) the loss of Hox genes in the evolution of new form D) an exaptation
Answer:
Exaptation.
Explanation:
Evolution is the process of the the change in the characteristics of the species with respect to time. Natural selection, mutation and genetic drift is important for the evolution.
Exaptation may be defined as the biological phenomena that describe the development of the trait that has been co opted or co evolved other than the trait that has been selected for the natural selection. The flight producing wines is the extra trait that has been developed in the insects.
Thus, the correct answer is option (D).
A species of fish living in a stream displays variation in body color. Fifty years ago, most of the fish were light colored but a few were dark colored. Over time, the clear water of the stream became cloudy and the population of dark-colored fish increased. Which statement explains why more dark colored fish were found after the water became cloudy
Answer:
More dark colored fish survived long enough to reproduce
Explanation:
The rule of natural selection selection is that, survival is for the fittest.
For natural selection to occur, there must be a variation between the group of species and reproduction where the superior genes can be passed to the offsprings.
In this case, the variation was some fish were dark others were light colored.
When the water turned cloudy the dark colored fish were able to survive long enough to reproduce compared to the light colored fish.
Final answer:
The increase in dark-colored fish in a stream after the water became cloudy is an example of directional selection, where the murkier conditions provided a survival advantage to dark-colored fish. In the situation with two species of sympatrically speciated fish, pollution could lead to interbreeding due to impaired visual signaling. Changes in DOC levels demonstrated how species can affect their environments, impacting ecological relationships.
Explanation:
The question deals with the concept of natural selection and how environmental changes can influence the traits within a population. In the given scenario, after the stream water became cloudy, the population of dark-colored fish increased. This could be explained by directional selection, where certain traits become more favorable due to changes in the environment. In this case, the dark coloration likely provided better camouflage in the murky water, resulting in higher survival rates for dark-colored fish. Over time, these fish reproduce more successfully than the light-colored fish, leading to more dark-colored offspring and a shift in the population's color variation.
In the case of the two species of fish that had undergone sympatric speciation, the inability of females to distinguish colors due to the polluted, cloudy lake could lead to a breakdown in reproductive isolation. Without clear visual cues, there may be an increase in interbreeding between the two species, potentially leading to hybrid offspring.
An interesting observation related to the environment's impact on species was noted in tanks with two-species fish versus single-species fish. The introduction and increase of dissolved organic carbon (DOC) altered the water clarity and had a significant effect on ecological dynamics, showing the complex interactions between species and their environments.
A BbGg x bbgg cross yields a phenotypic ratio of approximately 5 black eyes, green skin : 5 orange eyes, white skin : 1 black eyes, white skin : 1 orange eyes, green skin. Which of the following best explains these results?
A.Mendel's laws of segregation and independent assortment are being violated.
B.The heterozygous individual is male, and the homozygous individual is female.
C.The genes for eye color and skin color are co-dominant.
D.Mendel's law of independent assortment is being violated.
E. Mendel's law of segregation is being violated.
Answer:
D.Mendel's law of independent assortment is being violated.
Explanation:
According to Mendel in his law of independent assortment, the allele of one gene gets sorted into gametes independently of the allele of another gene. He discovered this when he performed a cross involving two characters i.e. dihybrid cross, which he obtained a F2 phenotypic ratio of 9:3:3:1. This ratio is only possible if each allele of each gene is represented in each gamete i.e. a dominant allele of the first gene is equally likely possible to be contained with a dominant or recessive allele in the second gene.
If this occurs according to the Mendel's law of independent assortment, a total of four possible combinations of gametes should be produced by each parent organism. When this 4 gametes are crossed in a punnet square, a total of 16 offsprings will be possible.
However, in this case, a total of 12 offsprings were produced, depicting that the alleles did not separate independently of one another to produce four possible gametes.
The observation that the genes for eye color and skin color are not assorting independently in this cross violation indicates a violation of Mendel's law of independent assortment, suggesting these genes are likely linked on the same chromosome.
Explanation:The phenotypic ratio given - about 5 black eyes, green skin : 5 orange eyes, white skin : 1 black eyes, white skin : 1 orange eyes, green skin - indicates that there are two genes in play here: one for eye color and one for skin color. Also, those genes are not assorting independently. This is a clear violation of Mendel's law of independent assortment, which states that alleles for different traits segregate, or assort, independently of each other during gamete formation.
So, the best fit of the given options would be (D) Mendel's law of independent assortment is being violated. Consideration of the phenotypic ratio in this cross indicates that the genes determining eye and skin color are not being sorted into gametes independently, suggesting these genes are linked or close together on the same chromosome.
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In pea plants being tall (T) is dominant over being short (t). Also in pea plants having green pods (G) is dominant over yellow pods (g). One plant named George, is heterozygous for height (Tt) and homozygous for yellow pods (gg). George is crossed with another plant named Cici that is homozygous for height (TT) and heterozygous for green pods (Gg). What gametes will the plant named George produce
Answer:
1 Tg: 1 tg
Explanation:
The plant named George is heterozygous for height (Tt) and homozygous for yellow pods (gg). Therefore, its genotype is Ttgg. The two alleles for the height (T and t) would segregate from each other and will be distributed to different gametes. The presence of similar gametes for pod color (only "g") would make this plant to make all the gametes having "g" allele. Therefore, 50% gametes from this plant would have one copy of T and one copy of the g allele while the rest 50% would have one copy of "t" and one copy of the "g" allele.
Gametes produced by George= 1 Tg: 1 tg
Plant George, being heterozygous for height (Tt) and homozygous for yellow pods (gg), can produce gametes having the genotypes Tg or tg following Mendelian genetics principles.
Explanation:Given the genetic makeup of the pea plant George, who is heterozygous for height (Tt) and homozygous for yellow pods (gg), George can produce two types of gametes. Because he is heterozygous for height, the gametes may either have the allele T for tall (dominant) or t for short (recessive). However, since George is homozygous for yellow pods, all his gametes will carry the recessive allele g. Overall, George's distinctions are Tg or tg. This follows the rules of Mendelian genetics where gametes carry only one of each pair of an organism's genes which are then randomly passed onto the offspring.
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True or false. The highlighted bone articulates with the ulna. True or false. The highlighted bone articulates with the ulna. FALSE TRUE
Answer:
True.
Explanation:
The ulna articulates with the humerus in the upper arm and the radius in the forearm, allowing for movement of the elbow and wrist. However, it does not interact with every bone, so the truth of the statement depends on which bone is highlighted.
Explanation:Without knowing exactly which bone is highlighted, it's hard to definitively answer your question. However, I can tell you that the ulna typically articulates, or forms a joint with, two bones: the humerus in the upper arm and the radius in the forearm. These articulations are responsible for the flexible and fluid movement of your elbow and wrist. However, the ulna does not articulate with every bone in the body. Therefore, whether the statement is true or false largely depends on which bone is being highlighted.
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A company is debating whether to enter a new industry. The first order of business is to conduct an analysis of the five forces. Why is this a crucial first step in the decision-making process of entering a new industry?
Answer:
Option A, If the barrier for entry is low, and suppliers and buyers have strong bargaining power, the venture will most likely fail.
Explanation:
Complete question is as follows -
A company is debating whether to enter a new industry. The first order of business is to conduct an analysis of the five forces. Why is this a crucial first step in the decision-making process of entering a new industry?
a. If the barrier for entry is low, and suppliers and buyers have strong bargaining power, the venture will most likely fail.
b. If the barrier for entry is high, and suppliers and buyers have low power, the venture will most likely fail.
c. If the barrier for entry is low, and suppliers and buyers have high power, the venture will most likely succeed.
d. If the barrier for entry is high, and suppliers and buyers have high power, the venture will most likely succeed.
Solution
There are fiver forces which should be assessed while entering into new industry which are as follows -
• Competitive rivalry- Markets with less competiveness are attractive but may not survive long while on the other hand market with high competitiveness reduce the power of new entrant
• Threat of substitute products – Customers may find substitute for the product and services offered by your company in lieu to the changing technology and science
• Bargaining power of buyers – Customers need to be offered with the most reasonable prices or else your business may not work out,
• Threat of new entrants – This always exists as there are lot of angle investor groups in the market that are making the competition fierce by funding the startups easily
• Bargaining power of suppliers – The number of suppliers must be high so that bargaining can be done for raw material and labor.
Hence, option A is correct
You are filling up a glass with cold water in the sink and are not paying close attention. You notice the water is filling very quickly, so to stop it from overflowing, you turn off the faucet. Luckily, you stop the water just in time, but you notice that the water at the top of the glass is not perfectly flat. Instead, it forms a convex shape over the top of the glass. What causes this?
Answer:
Cohesion of the water
Explanation:
Hope this help!!
What are the characteristics of eukaryotic cells but not of prokaryotic cells?
Answer:
I) Presence of nuclear envelope
II) Presence of membrane-bounded organelles
Explanation:
Unlike prokaryotic cells, eukaryotic cells possesses nuclear membrane and membrane-bound organelles. As a result, they undergo mitosis and meiosis.
Examples of organisms with Prokaryotic cell are bacteria, cyanobacteria
Examples of organisms with eukaryotic cells are green plants, fruitfly etc
Edward Jenner noticed that the milkmaids who milked cows by hand often were infected with cowpox and that their infections were mild. He also noticed that these same milkmaids did not contract smallpox, which was a much more serious disease. He presumed that the cowpox infections prevented the milkmaids from contracting the much more serious disease of smallpox. Subsequently he began vaccinating people with the pus-like material from cowpox lesions to determine if his thinking was correct. In the story above, the underlined portion is a(n):____________
A. Hypothesis
B. Observation
C. Theory
D. Experiment
Answer:
Hypothesis.
Explanation:
The science mainly deals with the study of the nature and the natural phenomena. Different fields of science are chemistry, biology, physics, geology and maths.
Hypothesis may be defined as the complete explanation of the particular phenomena mainly on the observation of the individual. A scientific hypothesis can be converted into a theory if tested by the scientific experiments. Here, Edward Jenner based on his observation predicts the hypothesis about vaccination.
Thus, the correct answer is option (A).
Drugs that create feelings of calmness, reduce muscle tension, and lower sympathetic activity in the brain are called _____.
Answer:
Drugs that create feelings of calmness, reduce muscle tension, and lower sympathetic activity in the brain are called Anti anxiety Drugs.
Explanation:
Anti anxiety Drugs:- These drugs are also known as anxiolyticor minor tranquilizer. These drugs are classified as any category of drugs that reduces the symptoms of or Anxiety. Anxiety is a state of pervasive apprehension or fear of missing out that may be activated by specific environmental or personal factors.
A person with anxiety may suffer several symptoms like palpitations, nausea, dizziness, headaches, and chest pains, sleeplessness and fatigue. When these conditions aresevere and not normal that person is advised to take care with both medication and psychotherapy.
Answer:
Antianxiety drugs or Anxiolytic
Explanation:
The antianxiety drugs refer to the drugs which can reduce the effects of the anxiety or inhibit the anxiety disorder.
The anti-anxiety drugs act on the neurons by producing the various neurotransmitters like the dopamine, serotonin, GABA which reduces the neuronal activity. The most commonly used anti-anxiety drugs are the Benzodiazepines and the Buspirone.
Thus, Antianxiety drugs are the correct answer.
A heterozygous y'all yellow plant is crossed with a homozygous short green. What will be the genotypes and phenotypes, and probabilities of the first generation?
The cross between a heterozygous tall yellow plant and a homozygous short green plant produces first-generation offspring with a variety of genotypes and phenotypes based on allele dominance. The probabilities need to be calculated using a Punnett square.
Explanation:When a heterozygous tall yellow plant is crossed with a homozygous short green plant, the resulting genotypes and phenotypes of the first generation can be predicted using a Punnett square. Assuming tall (T) is dominant to short (t) and yellow (Y) is dominant to green (y), and if tall is linked with yellow and short with green, the resulting genotypes could be TtYy, ttyy, ttYy, and Ttyy. To analyze this, we only need a 2 × 2 Punnett square since two of the alleles (Y from the tall yellow plant and y from the short green plant) are homozygous.
The phenotypes of the first generation will be based on the dominance of the alleles. The potential phenotypic outcomes are tall yellow, tall green, short yellow, and short green plants. Since we are crossing a heterozygous plant with a homozygous plant, the probabilities for each phenotype are not a simple 3:1 or 1:2:1 ratio, but rather they need to be calculated based on the individual alleles involved.
what PA projection of the chest may be used to evaluate the heart and great vessels when performing a cardiac series?
Answer:
The answer is 55-60 degrees left anterior oblique (LAO).
Explanation:
During a cardiac series to observe the heart and the great vessels, the PA Projection of the chest, which is a term describing the x-ray's going through the patient's chest from a posterior to anterior direction, a 55-60 degrees left anterior oblique projection (LAO) should be used to get the best results.
I hope this answer helps.
Answer:
55-60 degree LAO
Explanation:
The circulation of the chest radiography can mimic the normal pathological process and make it challenging to produce a proper diagnosis. The chest PA view is used to investigate a variety of situations, and it is the radiographer's responsibility to ensure that high-quality diagnostic images are obtained consistently.
The most common ideas are postoperative, intraoperative, and lateral. In the posteroventricular (PA) scenario, the X-ray source is determined because the X-ray beam enters from the back of the chest and exits the end (front), where the laser is detected.
While exploring a local wooded area, you encounter what you believe to be a previously uncharacterized organism. Upon microscopic evaluation, you notice a single-celled organism about 1 micrometer, lacking a nucleus. What type of cell is this?a. nucelote b. prokaryote c. not enough information provided d. eukaryote
Answer:
B (prokaryote)
Explanation:
Life, in general, has been classified into three domains viz: Eukarya, Bacteria and Archaeae. The first (Eukarya) are organisms with a well defined membrane-bound compartment that houses their genetic material (DNA) called NUCLEUS. On the other hand, the other two domains are generally referred to as prokaryotic organisms because they lack this membrane-bound nucleus. Hence, their genetic material is found naked in a region of the cytoplasm called NUCLEOID.
Therefore, in this question, after microscopically observing and evaluating the uncharacterized organism, It showed that its cell lacked a nucleus. This immediately points out that the cell must be PROKARYOTIC CELL.
Some species of nitrogen-fixing bacteria have adapted to grow in nodules of legumes such as peas and clover. These bacteria make nitrogen available to the plant and in turn, receive nutrients from the tissues of the plant. This type of interaction is known as A) commensalism. B) hybridization. C) mutualism. D) parasitism.
Answer:
Mutualism
Explanation:
Mutualism: is a relationship between individuals of different species in which both individuals benefit from each other without causing no harm. Example is the nitrogen-fixing bacteria and plants.
In the interactive activity, what are the possible phenotypes for fur color and what gene represents each?
Answer:
Fur colour can be represented by both the dominant and the recessive alleles of the gene encoding the fur color.
Explanation:
Considering that the fur colour trait follows Mendelian laws of inheritance.The dominant allele can express itself in both the homozygous and heterozygous condition.The recessive allele can represent itself only in the homozygous condition.Therefore, there will be two phenotypes, one will be represented by both the homozygous dominant and heterozygous dominant genotypes and the other represented by the homozygous recessive genotype.Considering that the fur colour trait does not follows Mendelian laws of inheritance (Incomplete Dominance or Codominance).In Incomplete dominance, three phenotypes are observed, for each of homozygous dominant, heterozygous dominant and homozygous recessive genotypes respectively.In Codominance, phenotypes of both the dominant and recessive genotype is shown in the same individual.In the activity, rabbit fur color phenotypes relate to the 'C' genes, with four possible alleles leading to different color expressions. In mice, an example of epistasis is shown where the 'C' gene can override the 'A' gene's color determination, leading to an albino mouse. These cases illustrate the concepts of phenotype (observable traits) and genotype (genetic makeup).
Explanation:In the activity, the possible phenotypes for fur color in rabbits are represented by the 'C' genes. The wild-type allele is expressed as brown fur, the chinchilla phenotype is expressed as black-tipped white fur, the Himalayan phenotype has black fur on the extremities and white fur elsewhere, and finally, the albino phenotype is expressed as white fur. Therefore, this 'C' gene is represented by four alleles; wild-type (C+C+), chinchilla (cchcch), Himalayan (chch), and albino (cc). This indicates a dominance hierarchy, with the wild-type being most dominant and the albino being the least.
In mice, an example of epistasis is demonstrated. The 'A' gene determines the coat color, with the wild-type coat color, agouti (AA), being dominant over solid-color (aa). However, the 'C' gene, which impacts pigment production, can override the 'A' gene when present as a homozygous recessive (cc), resulting in an albino mouse irrespective of the 'A' gene configuration.
These illustrate the concepts of phenotype and genotype. The phenotype is the observable physical characteristics, in these cases the fur color, which are determined by the genotype, or the genetic makeup of an organism.
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A shared ancestral character is A) a character that originated in an ancestor of the B) shared by all mammals but not found in the new C) an evolutionary novelty unique to a clade D) an outgroup characters
Answer:
The correct answer is option A) "a character that originated in an ancestor of the taxon".
Explanation:
A shared ancestral character is defined as a character that originated in an ancestor of the taxon. This type of characters contrasts with shared derived characters, which are characters that develop within the taxon and do not include all the ancestors of a given phylogenetic tree. For instance, the presence of four limbs is a shared ancestral character for a large group of animals, including amphibians, birds, mammals, turtles, crocodiles, among others.
A shared ancestral character is a trait found in the common ancestor of a group and passed down to all its members. Therefore, the answer is A) a character that originated in an ancestor of the clade.
This type of character originated in an ancestor of the clade and has been passed down without significant changes. For example, having a vertebrate is a shared ancestral character for all vertebrates. This character does not change over time within the clade, unlike derived characters. This is different from a shared derived character, which is an evolutionary novelty unique to a certain sub-group within the clade. Therefore, the correct answer is A) a character that originated in an ancestor of the clade.The _____ is the place where the optic nerve fibers divide. As a result of this division, what we see in the left side of our vision is processed in the right side of the brain, and vice versa.
Ansr:
The answer is optic chiasma.
Explanation:
The optic nerve is cranial nerve II (CII). It is responsible for carrying sensory stimuli from the retina of the eye to the primary visual cortex of the brain. The optic nerves forms part of the central nervous system. At the optic chiasma, located in the middle cranial fossa, fibres from each nerve crosses such that stimulus from the right is transmitted to the left visual cortex while stimulus from the retina of the left eye is transmitted to the right visual cortex.
The Optic Chiasm is the place in the brain where optic nerve fibers divide, which allows information from the left side of our vision to be processed in the right side of the brain, and vice versa.
Explanation:The place where the optic nerve fibers divide is called the Optic Chiasm. This part of the brain manages what we see and where it gets processed. This crossing over of optic nerve fibers at the Optic Chiasm helps in creating a complete image of our visual field. Specifically, information from the left side of our vision is processed in the right side of the brain, and vice versa. This is an incredible demonstration of the complexity and organization within our visual system and nervous system.
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Storage forms of glucose in living things include _____.
Answer: Starch, Cellulose, inulin etc
Explanation:
Several units of glucose (monosaccharides) are linked to form polysaccharides. These polysaccharides are found in living things
For example:
In plants, starch serve as a stored form of energy, while cellulose, an indigestible material provide strength to plants
Also, starch consists of monosaccharides i.e glucose units with an alpha α-1, 4-glycosidic bond; while cellulose has the same glucose units, but linked by beta β-1, 4-glycosidic bonds
Glucose is stored in the form of glycogen in animals and starch in plants. Glycogen is mainly stored in the liver and muscle cells and is released through the process of glycogenolysis during low blood glucose levels or fasting.
Explanation:Storage forms of glucose in living things include glycogen and starch. Glycogen is the storage form of glucose in humans and other vertebrates, and is made up of monomers of glucose. It is a highly branched molecule usually stored in liver and muscle cells. When blood glucose levels decrease, glycogen is broken down to release glucose in a process known as glycogenolysis. Starch, on the other hand, is the storage form of glucose in plants, comprising 20% to 25% amylose and 75% to 80% amylopectin.
In contrast, storage of glucose as glycogen is more efficient since it requires much less water than storing glucose directly.
During periods of fasting or when there is a need for glucose, the body can draw on these glycogen reserves. The liver, with a higher percentage of glycogen by weight, plays a critical role in maintaining blood glucose levels by releasing glucose during fasting or energy-demanding situations.
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In a medium where lactose is the only carbon source, transcription of the lac operon is _______, because lac repressor is ________ to the ________.
Question is incomplete i have added full question in ask for detail section.
Answer:
Option c. unblocked, not bound, operator is the correct option.
In a medium where lactose is the only carbon source, transcription of the lac operon is _unblocked_, because lac repressor is _not bound_ to the _operator_.
Explanation:
See attached images for explanation
Describe the interaction between bacteria and an antibiotic.
Subject: Anatomy and Physiology
Answer:
Antibiotics are chemicals that kills the growth of bacteria and can be used in the treatment of bacterial infections. They work by breaking the cell wall of bacteria.
In turn antibiotics are produced in nature by soil bacteria and fungi.
Stone fly nymphs live in beds of streams that contain a high level of dissolved oxygen (DO). When the dissolved oxygen decreases in the stream, stone fly nymphs can no longer live there. Stone fly nymphs are an example of
Answer:
Indicator species
Explanation:
Indicator species refers to the species whose presence or absence in particular ecosystem indicates about the condition of the ecosystem.
In the given question, the stonefly which cannot survive if the dissolved oxygen in the water gets reduced as a result of the pollution indicates that the ecosystem or habitat has some pollutants which have decreased the level of DO in the aquatic habitat.
Thus, the indicator species is the correct answer.
Albinism is a recessive disorder in which the skin and hair fail to produce pigment. The following question(s) ask you to evaluate the pedigree chart shown here in which "N" is the allele for normal pigmentation and "n" is the allele for albinism. The shaded circles for Deirdre and Shannon represent the only individuals expressing the disorder.According to the pedigree above, who is a not a carrier of albino?
A. Aaron
B. Bill
C. Brandon
D. All of the above are carriers of albino
Answer:
D. All of the above are carriers of albino
Explanation:
Now according to pedigree:
1st generation both male and female are carriers of albino and in result of that Dierdre is disordered (nn) and when Dierdre (nn) is married to person who is carrier (Nn) because their daughter Shannon is also disordered (nn). It means one allele from mother (nn) and one allele from father (Nn) comes and affect the Shannon (nn).
As mother Dierdre is effective having both nn alleles so everytime she share n allele to her offsprings.
So, according to explanation above Aaron, Bill and Brandon all are carriers of albino.
How is systemic inflammatory response syndrome (SIRS) different from multiple organ dysfunction syndrome (MODS)?
Explanation:
Systemic inflammatory response syndrome is an inflammatory state affecting the whole body. It is an noninfectious or infectious insult.
Whereas the multiple organ dysfunction syndrome is also known as multiple organ failure which is altered organ function in which the different organs of the body stops working. This is not a kind of response, a kind of organ failure.
This condition requires intervention to maintain homeostasis inside the body.
Why can the boundary layer surrounding a photosynthetic organism make it difficult for the organism to obtain the carbon dioxide it needs for photosynthesis?
Answer:
The boundary layer is a thin region of calm air that encompass each leaf. The hardness of the boundary layer affects how rapidly gasses and energy are interchanged between the leaf and the neighbouring air. A dense or hard boundary layer can decrease the passage of heat, CO2 and water vapor from the leaf to the surrounding.
The boundary layer surrounding a photosynthetic organism make it difficult for the organism to obtain the carbon dioxide it needs for photosynthesis as this is due to the boundary layer which is made of unstirred water, CO2 and HCO3− can be reduced within the boundary layer by uptake— mostly in the region nearest to the photosynthesizing organism—but the expelled gases are slow to be recovered from the encompassing water.
Answer:
Because this boundary layer consists of unstirred water, carbon dioxide, and HCO₃ can be depleted in the boundary layer by uptake, especially in the region closest to the photosynthetic organism. Still, the removed gases can be slowly replaced by the surrounding water.