Answer:
It could be that the individual (male or female) has a high sense of vulnerability
And
The victim is known to be associating with the wrong peers
Explanation:
Which type of thermal energy transfer causes clouds to form?
Question 2 options:
convection
conduction
radiation
freezing
Answer:
Convection
Explanation:
Answer:
Option A, Convection
Explanation:
In convection, heat is transferred by physical movement of either liquid or gas from one region to other. This movement is governed by difference between the temperatures of two regions.
When water gets heated, it converts into water vapor and starts moving towards the sky.
As it reaches a certain altitude the water vapor condenses to form tiny water droplets that constitutes the clouds
Hence, option A is correct
Which of these is a benefit of GMOs?
A) decreased need for harmful
pesticides
B) decreased nutritional value
C) helpful to all farmers
GMOs have numerous benefits, including a decreased need for harmful pesticides, potential for increased nutritional value, and potential to benefit farmers by improving crop yields and resistance to environmental conditions.
Explanation:The benefits of Genetically Modified Organisms or GMOs vary depending on their use and application, though they generally provide numerous advantages. These include:
A) decreased need for harmful pesticides: GMOs are often engineered to be resistant to specific pests, which reduces the need for harmful, chemical laden pesticides. B) decreased nutritional value: This is not a benefit, but rather a common misconception. In fact, GMOs can be engineered to have increased nutritional value. C) helpful to all farmers: While this is subjective and dependent on the specific type of GMO and the farmer's individual circumstances, GMOs can provide notable benefits, such as increased crop yield and resistance to certain environmental conditions. Learn more about GMOs here:https://brainly.com/question/30526813
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Final answer:
GMOs can decrease the need for harmful pesticides by providing pest-resistant crops, making agriculture more sustainable and efficient.
Explanation:
One benefit of Genetically Modified Organisms (GMOs) is the decreased need for harmful pesticides. When crops are engineered for pest resistance, the use of chemical pesticides can be reduced, resulting in a safer, more sustainable form of pest control. GMO crops such as glyphosate-resistant varieties enable farmers to manage weeds more efficiently, thereby reducing labor and potentially harmful agricultural inputs. Option A
Moreover, biotechnology in agriculture has made it possible to improve the nutritional value of crops, and applications like Bt Cotton in India demonstrate increases in productivity by targeting specific pests. However, the long-term effects on pesticide use are complex, as resistance in pests can develop. It's important to note that while GMOs can be beneficial, the availability and cost of genetically modified seeds can vary, which may not always benefit all farmers equally.
What are pharyngeal pouches, and how are
they evidence of evolution?
Answer:
Their similarity
Explanation:
Pharyngeal pouches are structures in vertebrates that develop in different parts of the body mainly in the face or neck. The similarity in their position and structural indicates a similarity . These structures provide evidence of evolution that the organisms evolved from the same ancestry.
A pharyngeal pouch (also known as Zenker's diverticulum) is a tiny bulge or pocket in the pharynx, similar to a hernia.
Pharyngeal pouches are transformed into different organs during evolution. This shows the relationship between different organisms using the pharyngeal pouch for different use.
Pharyngeal pouchIn embryological development, pharyngeal pouches are endodermal out-pockets that arise between the pharyngeal arches.The pouches give rise to tissues that comprise the middle ear cavity and Eustachian tube, as well as the palatine tonsils, thymus, parathyroid glands, and thyroid parafollicular cells.Thus, this is how the pharyngeal pouches are the evidence of evolution.
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Which of the following processes releases carbon dioxide into the
atmosphere?
Answer:
cellular respiration
Explanation:
Match the components of MSW landfill to its description.
Municipal Solid Waste (MSW) landfill is a discrete area of land that recieves household waste.
Explanation:
Leachate collection System - A system of pipes that collect contaminated water that seeps into the bottom of a landfill.
Cells - They are approved areas for waste disposal.
Bottom liner - The landfill part that prevents the contact of burried waste with underlying soils and groundwater.
Groundwater Monitoring System - They are built to test the presence of leachate chemicals in the groundwater around landfill.
Match each vocabulary word to the correct definition.
Following are the definitions matched with the words given
Explanation:
Social behavior
having a complex social structure marked by role specializations.
Hydrodynamic :
related to movement of fluids or related to objects moving in fluids.
Forage :
to forage is to search for and collect food.
Migrate :
to move from one location to another seasonally.
Eusocial :
the interaction between two or more members of the same species. These interactions are highly ritualized and follow the same pattern every time.
Answer:
Social behavior: the interactions between two or more members of the same species
hydrodynamic: relating to the movement of a fluid or object's through a fluid
Forage: to search for and collect food
Migrate: to move from one location to another seasonally
Eusocial: having a complex social structure characterized by role specialization
Explanation:
Give 3 reasons that the world's oceans so important to life on Earth.
Answer:
the ocean provides water, food, and gives a home to sea animals.
Explanation:
6. Adaptations that result from natural selection are expected to increase the fitness of an organism.
In terms of natural selection, which of the following best describes fitness?
a. Being able to escape from predators
b. Being among the strongest organisms in a population
c. Being able to survive, find a mate, and produce offspring
d. Being able to survive long enough to reach the adult stage
Answer:
C: Being able to survive, find a mate, and produce offspring
Explanation:
The population is an important factor to the increased fitness of the organism, being able to reproduce would lead to the population of that organism to be more healthy.
Adaptation is the process by which a species adapts to its surrounding environment during evolution. Being able to survive, find a mate, and produce offspring, best describe the fitness of the organism.
Natural Selection:
It is the process by which the most appropriate organism survives and increases its population.
In a population, organisms vary in some traits, these traits may increase the chances of survival of individual over others.The variation can also decrease the chances of survival.For example, A red color butterfly is more susceptible to being eaten by predators while for a green color butterfly, there are more chances of survival.Therefore, Being able to survive, find a mate, and produce offspring, best describe the fitness of the organism.
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Work a punnett square for a father who is type A heterozygous and the mother is type B heterozygous.
What is the phenotypic ratio?
Answer:
Work a punnett square for a father who is type A heterozygous and the mother is type B heterozygous.
Ab X Ba = AB, Aa, Bb, and ab
Explanation:
Father type A has 50% while type B which is the mother has 25% and while 25% co-recessive trait.
What covers the ends of bones in adults?
A blood
B cartilage
C marrow
D ligaments
Answer: cartilage
Explanation: Cartilage is a type of connective tissue, tough and flexible that serves as a protection to the ends of the bones and allows them to move. Cartilage is made up of a dense network of collagen fibres in a gelatinous substances. There are three main types of cartilage: hyaline cartilage, elastic cartilage and fibrocartilage.
Which of these sounds has the largest amplitude?
Select one:
a. a deep, loud blast from a tuba
b. a leaf crunching underfoot
c. a light tap on a drum
d. a flute playing a soothing high-pitched note
Answer:
its A
Explanation:
Please help: Which process in plant physiology could not occur if the opening of the undersides leaves are closed?
A)photosynthesis
B)phototropism
C)reproduction
D)respiration
A)Photosynthesis
Explanation:
Photosynthesis is the process by which green plant prepare glucose using carbon dioxide and water in presence of sunlight and chlorophyll.The openings on the undersurface of the leaves are called stomata. Stomata play a vital role in exchange of gases between tissues and the surrounding.If these openings remain closed then carbon dioxide will not diffuse into the cells and oxygen will not diffuse out of the cell.As a result, photosynthesis will not take place and the plants will die due to lack of food and nutrients.I’m a scientific investigation the term quantitative data refers to niñera that are usually followed by
Answer:
In a scientific investigation the term quantitative data refers to numbers that are usually followed by a unit.
Explanation:
A scientific investigation can be described as an investigation which is made through the scientific method of research. A scientific question is often tried to be answered through valid experiments by this method. The experiments performed can either be quantitative or qualitative. Quantitative data is the data which is taken through mathematical or statistical methods and has a well-defined unit in which the measurements or numbers are being taken.
What are the end products of the electron transport chain?
The end products of electron transport chain are:
Water
Adenosine triphosphate (ATP)
Explanation:
Most of the free energy released during the oxidation of glucose to CO₂ is retained in the reduced co-enzyme NADH and FADH₂, generated during the kreb's cycle.Electron are released from these co-enzymes and are eventually transferred to an oxygen molecule to form water.These transfer of electron from co-enzymes to oxygen molecule occurs through a series of protein complexes in the mitochondrial membrane. And the process is termed as Electron Transport Chain.The large amount of free energy is released during the oxidation of NADH and FADH₂ is used in the production of ATPWhich options correctly describe a biological change caused by introducing the kudzu vine into the southeastern United States?
Select all that apply.
populations of small animals decreased, and populations of large animals increased
native animal populations decreased
native plant populations decreased
tree species increased while small plant species decreased
The biological change caused by introducing the kudzu vine into the southeastern United States are
native animal populations decreased
native plant populations decreased
Explanation:
Japanese arrowhead is the other name given for Kudzu. These plants belongs to Pueraria. These are coiling,climbing in nature. These were introduced in US in 1876,for the purpose of preventing the erosion of soil. But, because of the growth rate of these plants at higher rates and the consequences to the ecology, it was removed.
The index of the leaves of these plants and the rate of photosynthesis process was too high for these plants. Because of the rooting of these plants affected native plants,shrubs and trees. It caused sever damage to the native plants and native animals in the ecosystem of forest areas.
Final answer:
The kudzu vine has caused a decrease in native plant and potentially animal populations by out-competing them, impacting the ecosystem significantly. (Option B and C)
Explanation:
The introduction of the kudzu vine into the southeastern United States has caused significant biological changes to the ecosystem. This invasive species, which originates from Japan, has been known to out-compete native vegetation, leading to a decrease in native plant populations. The kudzu's rapid growth and lack of natural predators in its new environment have enabled it to dominate landscapes, climbing over trees and shrubs and thus reducing the availability of resources needed for the survival of various native plant and animal species.
Moreover, this dominance by the kudzu vine can lead to a decline in native animal populations due to the alteration of habitat and reduction in food sources that many native animals depend on. However, the assertion that populations of small animals decreased and populations of large animals increased is too specific and not directly supported by the general impacts of kudzu. Similarly, the statement that tree species increased while small plant species decreased is not accurate, as kudzu typically covers and shades out many plants, including trees, leading to a decrease in diversity.
Which of the following reasons best explains why a scientist would want to examine a possible link between modern women waiting longer to have children and an increase in the number of female babies?
A.
to test the predictions of current theories
B.
to discover new aspects of the natural world
C.
to test the conclusions of prior investigations
D.
to explain recently observed phenomena
Reset Submit
Answer:
D
Explanation:
Brain
A scientist performs scientific investigations to test the hypothesis and reach a conclusion. The best reason for examining the link includes an explanation of the recently observed phenomena. Thus, option D is correct.
What are scientific investigations?Scientific Investigation is defined as the discovery of new information that involves asking questions and researching to solve the problem and reach a solution. It involves testing the hypothesis that begins with observations.
The observation that women tend to give birth at late ages and the increase in the number of the frame population are used to conduct the scientific investigation so as to prove and explain the observed phenomena.
Therefore, option D. the scientific investigation uses the observed phenomena to explain the information.
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How does cellular respiration help you body perform life functions?
Answer:
Cellular Respiration Lets Organisms Capture Glucose Energy
Cellular respiration converts the chemical energy stored in glucose into chemical energy stored in the ATP molecule. ATP is used by all cells to power their metabolism and their activities. ... They then use the ATP energy for activities such as muscle contracting.
Explanation:
Answer: Cellular respiration help your body perform life functions by providing you with energy, and acting as a way to get rid of carbon dioxide from your body.
Explanation: When cellular respiration is complete, energy, water, and carbon dioxide will be produced. Energy will be used by your body, and carbon dioxide will be removed from your body into the air. Plants perform cellular respiration but produce oxygen and glucose, the things that your body needs to perform cellular respiration.
Which is a component of a phospholipid?
carbon ring
• hydrophilic head
long-chain alcohol
amino acid
Answer:
b
Explanation:
Extend your thinking: In living organisms, the cell cycle is closely regulated. What do you
think will happen if cell division is not controlled?
Final answer:
Uncontrolled cell division can lead to the development of tumors and cancer, as cells may not perform their functions correctly and could proliferate excessively. This is normally prevented by a tightly regulated cell cycle, controlled by a series of checkpoints and signaling mechanisms.
Explanation:
If cell division is not controlled in living organisms, the consequences can be dire. Cells may not perform their necessary functions properly, leading to abnormal growths like cancer. Healthy cells normally undergo regulated cycles of growth, DNA replication, and division, which include critical checkpoints to ensure everything is proceeding correctly. However, uncontrolled cell division can occur if there are failures of cell cycle control, often due to genetic abnormalities or environmental damage to DNA. These conditions can lead to rapid and uncontrolled growth of abnormal cells, forming tumors that may be benign or malignant—cancerous—depending on their potential to harm surrounding tissues.
The cell cycle is normally tightly controlled by a complex system that includes both internal regulators and external signals. These regulatory mechanisms are crucial for maintaining cellular and organismal health. Loss of this control, often through mutations or external factors, leads to diseases like cancer. It's a balance of 'stop' and 'go' signals that direct cell cycle control, and any disruption can result in excessive cell division and tumor formation, potentially leading to serious health issues or death.
Temperate grasslands and
are two biomes that are dominated by grass species, share similar wildlife, and have
few
. However, while temperate grasslands have
the other grassland biome
has
Reset
Next
Answer:
Temperate grasslands and tropical savannas are two biomes that are dominated by grass species, share similar wildlife, and have few trees. However, while temperate grasslands have hot summers and cold winters, the other grassland biome has both rainy and dry seasons
these are the correct answes
Explanation:
Answer:
First Blank: tropical savannas
Second Blank: trees
Third Blank: hot summers and cold winters
Fourth Blank: both rainy and dry seasons
[tex]\hrulefill[/tex]
First Blank:Another biome of grass lands is called the tropical savannas and like the temperate grassland, the tropical savannas are also majorly composed of different species of grasses and holds similar species.Second Blank:Temperate grasslands and tropical savannas also have few trees and this is one of the important features that define grassland biomes.Third Blank:Temperature grasslands are characterized by regional climates with variations which are: hot summers and cold winters.Fourth Blank:Tropical savannas, have areas with more rainfall and those with less rainfall and this determines the nature of the vegetation and animal life in the region.[tex]\hrulefill[/tex]
What is the energy transformation taking place as a moving roller coaster slowly climbs a steep hill?
Potential energy to kinetic energy
Kinetic energy to potential energy
Radiant energy to chemical energy
Chemical energy to radiant energy
Answer:
Potential energy to kinetic energy
Explanation:
The answer is kinetic to potential because at the highest point of the track it has the highest amount of energy so at the bottom of the hill it has the highest amount of kinetic. And as it gradually climbs the steep hill it gaines more potential energy!
This is a photograph of a maritime forest on the coast of South Carolina. Notice the Spanish moss hanging from the tree branches. Spanish moss is a ___________ and the oak tree is its host.
A) predator
B) parasite
C) producer
Eliminate
D) disease agent
Answer:
I hope this really helps
Explanation:
Because the tree is called the host, and the moss is living off of the tree, that makes the moss a parasite.
For a each parasite, it must have a host that provides food and nutrients for it. Or else the parasite cannot survive.
Which of the following types of solutions should be used when preparing a wet mount? (Circle one.) a. hypertonic b.hypotonic c.isotonic
Answer:
Which of the following types of solutions should be used when preparing a wet mount?
Hypotonic solution is used to prepare a wet mount
Explanation:
In using an hypotonic solution to prepare such wet, this enable the solution to absorb water from the solution as a result of not having enough content in the cell
Final answer:
An isotonic (option c) solution should be used when preparing a wet mount because it maintains the natural shape and function of cells. Hypotonic and hypertonic solutions can cause cells to swell or shrink, respectively, which can interfere with observations.
Explanation:
When preparing a wet mount, the type of solution that should be used is an c. isotonic solution. An isotonic solution has the same solute concentration as the cells, preventing net movement of water into or out of the cells. In this balanced state, cells maintain their normal shape and function, which is crucial for observing them under a microscope.
In a hypotonic solution, the concentration of solute is less than that inside the cells, causing water to enter the cells. This results in the cells swelling and potentially bursting. Conversely, in a hypertonic solution, the concentration of solute is higher outside the cells than inside, leading to water leaving the cells and causing them to shrink or collapse. These conditions are not ideal for observing the true structure of cells in a wet mount.
The moon rotates around the earth at a speed of 2,288 miles per hour. Is the moon accelerating?
Answer:
Yes, the moon is accelerating.
Explanation:
The moon is known to orbit around the sun at an average speed of 2,288 miles an hour. This translates to about 3,386 kilometers an hour. Further, it means that through its whole period of acceleration, it travels a distance of about 1,423,000 miles or 2,290,000 kilometers.
How many of the known minerals found in the Earth's crust are impure? (mixed with something else)
a) None of them
b) All of them
Answer:
Explanation: All of them
Nearly all known minerals in the Earth's crust are impure, as they are typically found as chemical compounds within rocks. Only a few, like gold and diamonds, are commonly found in their pure form. Impurities in minerals can affect their commercial value and rarity.
Explanation:The question of how many known minerals found in the Earth's crust are impure is best answered with option b) All of them. Minerals are naturally occurring inorganic substances with a unique crystal structure and composition. While 5,575 known minerals have been identified by the International Mineralogical Association, the vast majority of them are found as chemical compounds within rocks, meaning that they are mixed with other elements or minerals. Only a few minerals, such as gold and diamonds, are commonly found in their pure form. The purity of minerals is a significant factor in their commercial value; hence, considerable effort is required to find and extract economically valuable minerals for industrial use.
Minerals that make up the Earth's crust are predominantly compounds of oxygen and silicon, with smaller amounts of other elements. The crust itself is composed of approximately 25 common minerals. However, impurities are present in most mineral samples, which means that an entirely pure mineral is quite rare. Even so, the common minerals are crucial for the structure of the Earth's crust and its geological processes.
Histone methyltransferases are a class of enzymes that methylate certain amino acid sequences in histone proteins. A research team found that transcription of gene R decreases when histone methyltransferase activity is inhibited. Which scientific claim is most consistent with these findings?
The histone methyltransferases enzymes prevents the access of transcription factors of R gene there by decreasing the activity of R gene.
Explanation:
Histone methyltransferase enzymes perform methylation or demethylation of a DNA sequence of a gene.
These enzymes can get the gene on or off by performing methylation or demethlylation of DNA sequence or gene.
They surround the gene to be transcripted by polyadenylation tail, this prevents the access of transcription factors to the gene, thereby preventing the transcription process and consequently no protein formed.
This way transcription of R gene decreases.
By methylating the DNA sequence it modifies the gene and inhibits transcription thereby decreasing or no enzymatic activity.
Transcription is the process by which RNA is produced from the DNA. Option D is correct. Histone methylation opens up chromatin at gene R so transcription factors can bind to DNA more easily.
Histone Methylation:
It is the process by which histone is methylated by the action of histone methyl transferase.
The transcription of the R gene is decreased when methyl transferase activity is inhibited. This means the nucleosome structure is not opened up yet. Hence, RNA polymerase is unable to bind with DNA.
Therefore, Histone methylation opens up chromatin at gene R so transcription factors can bind to DNA more easily.
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All of the following statements were part of the original cell theory proposed by Schleiden and Schwann, and many others including Remak and Virchow, with the EXCEPTION of
A) all cells come from other cells.
B) the cell is the most basic unit of life.
C) all living things are composed of one or more cells.
D) viruses are not living since they are smaller than a cell.
Answer:
viruses are not living since they are smaller than a cell.
Explanation:
Have a good day :)
The viruses are not living as they are smaller than a cell. Thus the option D is correct.
What is the cell theory of schledien and Schwann?The botanist and zoologists were studying tissues and proposed a theory that states that living things are made up of one or more cells and they are a basic unit of life. The new cells grow from the existing ones.
They gave the theory in 1838 on the basis of a comparison of plants and animal cells. The virus don't have cells that are larger enough and hence they are not living.
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Translation of the DNA sequence AAGCTGGGA would result in
Answer:
The correct option is ' an mRNA strand with the sequence UUCGACCCU.'
Explanation:
The central dogma comprises of the process of transcription and the process of translation. Transcription can be described as the process in which an mRNA is made form a DNA sequence. Translation can be described as a process in which proteins are made from the mRNA.
The transcription of the genetic code AAGCTGGGA will result in the production of the mRNA UUCGACCCU. The translation of this mRNA will lead to the formation of the amino acids, Phe- Asp- Pro.
Which conditions are necessary for natural selection to occur? Select all of the answers that apply.
A.
Inheritable adaptations vary among individuals.
B.
The population size is increasing.
C.
More individuals are born than can survive.
D.
Fitness varies among individuals.
E.
The environment changes suddenly and drastically.
Answer:
A,C,D
Explanation:
i took the test!
Natural selection requires inheritable variations among individuals, more individuals being born than can survive, and varying levels of fitness among individuals.
Explanation:For natural selection to take place, certain conditions must be fulfilled. These include options A - Inheritable adaptations vary among individuals, C - More individuals are born than can survive, and D - Fitness varies among individuals.
A - Inheritable adaptations vary among individuals: This means that individuals within a population have different traits, and these traits can be passed down to their offspring.
C - More individuals are born than can survive: This refers to the concept of struggle for existence, where the resources are limited, but the organisms born are more than the resources can sustain, leading to a competition.
D - Fitness varies among individuals: This refers to differential survival and reproduction. Individuals with traits that give them an advantage in their environment are more likely to survive and reproduce, thus passing on those traits to future generations.
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What is it called when molecules move from low to high concentration across plasma membranes?
Answer: Osmosis
Explanation: Osmosis is a process in which water move from an area of low solute concentration to an area of high solute concentration through a selectively permeable membrane. For osmosis to occur, it must be through a selectively permeable membrane. Diffusion is the movement of molecules from an area of high concentration to an area of low concentration.
Active transport is the process whereby molecules move from areas of low concentration to areas of high concentration across plasma membranes, which requires energy usually in the form of ATP.
Explanation:When molecules move from an area of low concentration to an area of high concentration across plasma membranes, the process is called active transport. This is in contrast to passive transport, where molecules move from high to low concentration. Active transport requires energy in the form of ATP because the molecules are moving against the concentration gradient. An example of this would be the sodium-potassium pump found in many cell membranes. This protein pump uses ATP to move sodium ions out of the cell and potassium ions into the cell, both against their respective concentration gradients.
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