the hormone insulin is a small stable protein that can easily maintain its shape while traveling through the blood and it binds to receptors on cells across many tissues in the body. insulin is an example of proteins that perform what general function? g

The process that can significantly affect the rate of carbon dioxide emissions or other greenhouse gas emissions is human activity, particularly the burning of fossil fuels such as coal, oil, and natural gas.

When these fossil fuels are burned for energy production, transportation, or industrial processes, they release large amounts of carbon dioxide and other greenhouse gases into the atmosphere.

The rate of carbon dioxide emissions can also be influenced by deforestation, as trees play a crucial role in absorbing carbon dioxide through photosynthesis.

When forests are cleared for agriculture, urbanization, or logging, the carbon stored in trees is released back into the atmosphere.

The increase in greenhouse gas emissions leads to a rise in average temperatures, known as global warming or climate change. This process intensifies the greenhouse effect, trapping more heat in the Earth's atmosphere and causing alterations in climate patterns.

To mitigate the impact of greenhouse gas emissions on average temperatures, it is essential to reduce carbon dioxide emissions by transitioning to renewable energy sources, improving energy efficiency, promoting sustainable land management practices, and implementing international agreements and policies to limit emissions.

Additionally, efforts to conserve and restore natural ecosystems, such as forests and wetlands, can help sequester carbon dioxide and mitigate climate change.

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Barbiturates, including drugs like Nembutal and Seconal, are a class of depressant substances that work by reducing central nervous system (CNS) activity. As CNS depressants, they induce relaxation, alleviate anxiety, and can cause sedation. They are commonly prescribed for conditions like anxiety disorders, insomnia, and epilepsy, as they can help control seizures.

However, these drugs also carry significant risks, especially when combined with other CNS depressants like alcohol. When taken together, the effects of both substances become amplified, increasing the risk of severe respiratory depression, unconsciousness, and even death. It is crucial for individuals prescribed barbiturates to avoid consuming alcohol while using these medications.

In addition to the dangers posed by combining barbiturates with alcohol, consuming heavy doses of these drugs can also be life-threatening. Overdosing on barbiturates can lead to a dangerous drop in blood pressure, heart rate, and respiratory rate, which may ultimately result in coma or death. Furthermore, the risk of dependence and addiction to barbiturates is high, especially when they are used recreationally or outside of a doctor's supervision.

In summary, barbiturates like Nembutal and Seconal are powerful CNS depressant drugs that can effectively treat certain medical conditions but pose significant risks when misused or combined with alcohol. It is essential for individuals using these medications to follow their doctor's instructions closely and to be aware of the potential dangers associated with their use.

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Answer:

The sequence of amino acids in a protein determines its three-dimensional structure, which in turn determines its function. Each amino acid has a specific chemical and physical property, such as its size, shape, polarity, and charge. The sequence of these amino acids determines how the protein will fold into a specific three-dimensional shape, allowing it to interact with other molecules in the cell.

The three-dimensional structure of a protein determines the specific sites where the protein can interact with other molecules, such as enzymes, receptors, or other proteins. These interactions can be highly specific, allowing the protein to perform its particular function in the cell. Typical functions include catalyzing a biochemical reaction, transporting molecules across a membrane, or transmitting signals between cells.

Mutations or alterations in the amino acid sequence can disrupt the folding of the protein or change its three-dimensional structure. This can lead to loss of function or altered activity. For example, a single amino acid change in the hemoglobin protein can cause sickle cell disease.This is because the abnormal protein forms aggregates that can clog blood vessels and lead to organ damage.

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Therefore, the sequence of amino acids in a protein determines its structure and function Any changes to this sequence can affect protein activity and cellular processes.

Explanation:

Statements regarding the functions of the vertebral column that is incorrect is, it helps in the articulation of the upper and lower limbs. The correct answer is (D).

The vertebral column does not help in the articulation of the upper and lower limbs. The articulation of the upper and lower limbs is done by the joints, such as the shoulder joint, the elbow joint, the hip joint, and the knee joint.

The vertebral column does, however, protect the spinal cord, help in the free movement of the head, and provide the surface for the attachment of the ribs.

The vertebral column is made up of 33 bones called vertebrae. The vertebrae are stacked on top of each other to form a column. The spinal cord runs through the center of the vertebral column. The vertebral column protects the spinal cord from injury.

The vertebral column also helps in the free movement of the head. The first two vertebrae, the atlas and the axis, allow the head to move up and down and side to side.

The vertebral column also provides the surface for the attachment of the ribs. The ribs are attached to the thoracic vertebrae. The ribs help to protect the lungs and heart.

Therefore, the correct option is D, it helps in the articulation of the upper and lower limbs.

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Repetition is the  type of rhythm did the artist use in this image

In art, repetition rhythm refers to the use of repeated elements or motifs in a deliberate and organized manner to create a sense of rhythm, harmony, and visual interest. It involves repeating shapes, lines, colors, textures, or patterns throughout an artwork to establish a sense of unity and cohesion.

Repetition rhythm can create a visual flow and guide the viewer's eye through the composition, emphasizing certain elements and creating a sense of balance and rhythm. By employing repetition, artists can create a visual rhythm that enhances the overall aesthetic appeal and impact of their artwork.

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Hi :)

Answer:

The prefrontal cortex is a part of the brain that controls cognitive functions such as movement, creativity, impulse control, emotional responses, moral behavior, fear responses, intuition, perseverance, and self-awareness.

It also plays a central role in cognitive control, the ability to orchestrate brain processes along a common theme, such as attention, prediction, inhibition, memory, and flexibility. The prefrontal cortex is involved in executive functions, such as planning, working memory, and processing speed. Additionally, the prefrontal cortex contributes to top-down control of visual attention.

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Answer:

A study out of Japan found that soil creep helps build up soil in places where landslides could occur. As more and more soil builds up at these points, the more tension there is. These points of tension eventually release, causing debris flows and landslides.Sep 9, 2022

Explanation:

Decrease plant growth:

-Decrease Sunlight

-decrease H2O

-Decrease CO2

No Impact on plant growth:

-decrease 02

-decrese C6H12O6

-Increase O2

-increase C6H12O6

Increase Plant growth:

-Increase H20

-Increase CO2

-Increase sunlight.

Photosynthesis is the process by which plants use light energy, water, and carbon dioxide to produce glucose and oxygen. Any change in the availability of these components can affect plant growth. If sunlight is decreased, the energy required for photosynthesis will be limited, reducing the plant's growth rate. Similarly, decreasing the water or CO2 supply will also reduce the amount of glucose produced, leading to decreased plant growth.

On the other hand, increasing the water or CO2 supply or increasing the sunlight available to the plant will lead to increased growth. Water is essential for photosynthesis and increasing its availability will allow the plant to produce more glucose. Similarly, an increase in CO2 will provide more raw material for glucose production. Finally, increasing the amount of sunlight available to the plant will increase the energy available for photosynthesis, leading to more glucose production and faster growth.

A decrease in O2 or C6H12O6 will have no impact on plant growth since they are products of photosynthesis, not reactants. An increase in O2 or C6H12O6 may also have no impact since they are not limiting factors for the process.

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Organisms A and C share two amino acids (Val and Ser) in common, while organisms B and C share only one amino acid (Ala and Ser, respectively). Therefore, organisms A and C are more closely related than organisms B and C.

This is because organisms that share more amino acids in common in their sequences are more closely related. In this case, the sequence of organism A differs from organism C by only one amino acid (Thr and Asp, respectively), while the sequence of organism B differs by two amino acids (Leu and Ala) from both organism A and C. Therefore, the answer is: A and C are the most closely related.

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Full Question: Examine the amino acid sequences from three organisms (A, B, and C). Which two organisms are the most closely related?

Organism A Val-Ser-Thr-Val

Organism B. Leu-Ala-Leu-Ala

Organism C: Val-Ser-Asp-Met

(1 point)

O They are all equally related

O A and C

O B and c

O A and B

Blood flows from the vena cava to the aorta through the heart and systemic circulation.

Deoxygenated blood enters the right atrium through the vena cava, passes through the tricuspid valve, and enters the right ventricle. From there, it is pumped through the pulmonary valve into the pulmonary artery, which carries it to the lungs for oxygenation.

Oxygenated blood returns to the heart through the pulmonary veins, enters the left atrium, passes through the bicuspid valve, and enters the left ventricle.

The left ventricle pumps the oxygenated blood through the aortic valve into the aorta, which carries it to the rest of the body's tissues. Blood vessels facilitate the exchange of nutrients and waste products.

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When using a double-ended universal curet to prepare the cavity for restoration in an anterior tooth, the working end with a concave surface should be placed against the tooth surface. This is because the concave surface is designed to conform to the curved shape of the tooth and allows for more effective removal of dental cement and other materials.

To ensure that the correct end of the curet is selected, Shino should look for the concave surface on one end of the instrument. The other end will have a convex surface, which is designed for finishing and polishing the tooth surface.

It is important to select the correct end of the curet to ensure that the preparation is done correctly and that the restoration can be applied effectively. If the wrong end is used, it can result in a poorly prepared cavity that is prone to leakage or other problems.  

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The best comparison between self-renewal and differentiation is that A, both are processes that are the result of stem cell division.

Self-renewal results in the production of more stem cells, while differentiation results in the production of specialized cells. Stem cells are undifferentiated cells that have the ability to divide and self-renew indefinitely. They can also differentiate into specialized cells, such as skin cells, muscle cells, or nerve cells.

The process of differentiation is controlled by genes. When a stem cell divides, it can either produce two identical stem cells (self-renewal) or it can produce one stem cell and one specialized cell (differentiation). The decision of whether to self-renew or differentiate is made by the cell based on its environment and its genetic makeup.

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Viruses are considered to be on the border between material that we consider living and nonliving because they have some characteristics of living organisms but also have distinct properties that are unique to them.

On one hand, viruses are considered to be non-living because they do not have the same characteristics as living organisms, such as cells, metabolism, and reproduction. They are not able to survive or grow outside of a host cell and do not have the ability to synthesize their own organic compounds.

On the other hand, viruses are also considered to be living because they have the ability to replicate and infect other cells. They have genetic material, such as DNA or RNA, that contains the instructions for their replication and have the ability to manipulate the host cell's machinery to produce more viruses.

Additionally, viruses have some characteristics that are similar to living organisms, such as metabolism and homeostasis. They can carry out metabolic processes, such as replication and transcription, within the host cell, and they can maintain their own internal homeostasis by regulating the host cell's environment.

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Nonrenewable raw materials present in the earth's crust that can be mined and used by humans are collectively called mineral resources. These include minerals such as coal, oil, natural gas, copper, iron, aluminum, and other metals and non-metallic substances that are used in various industrial, technological, and construction applications.

The extraction and use of mineral resources are often associated with environmental impacts such as habitat destruction, soil erosion, water pollution, and greenhouse gas emissions. Therefore, sustainable management and conservation of mineral resources are essential to ensure their availability for future generations. Non-renewable raw materials are natural resources that cannot be replenished in a short period of time, and they are finite in quantity. These resources are formed over millions of years and are often extracted through mining or drilling. Examples of non-renewable raw materials include fossil fuels such as coal, oil, and natural gas, as well as metals like gold, silver, copper, and aluminum. These materials are important for human development and are used in a variety of applications, including energy production, construction, transportation, and manufacturing. However, their extraction and use can have negative environmental impacts, including air and water pollution, habitat destruction, and climate change. Therefore, it is important to use non-renewable resources efficiently and transition to more sustainable sources of energy and materials.

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Answer:

I think it's C

Explanation:

I think this because the moon is in a quarter moon position making a neap tide which makes the tides lower

A small molecule that decreases the activity of an enzyme by binding to the catalytic site is termed an inhibitor.

Inhibitors are molecules that can bind to enzymes and decrease their activity. They can bind to the catalytic site of the enzyme, preventing the substrate from binding and thus blocking the enzymatic reaction. There are different types of inhibitors, including reversible and irreversible inhibitors. Reversible inhibitors can bind to the enzyme in a non-permanent way, and their effects can be reversed, while irreversible inhibitors bind to the enzyme in a permanent way and cannot be easily removed.

Inhibitors can be used in research and medicine to selectively target specific enzymes that are involved in disease processes, and can be used to develop new drugs or therapies. Understanding the mechanisms of enzyme inhibition is an important area of study in biochemistry and pharmacology.

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Studies of succession of diatoms, birds, plants, and macroinvertebrates have shown that diversity tends to increase in logarithmic manner over time.

An enigma are diatoms. They share both animal and plant biological traits but are neither one nor the other. Even though they are simple, one-celled algae, they have beautiful, silica-sculpted shells that cover them. Both colonial and unicellular diatoms are possible.

Common names for macroinvertebrates include macros. Without the use of a microscope or magnifying lens, you may observe these invertebrates (animals without a backbone). Both slimy snails and creepy crayfish are macros.

Within the aquatic environment, macroinvertebrates perform a number of crucial tasks. By scavenging dead or decaying bacteria, plants, and animals, they offer an important "cleaning" service that helps recycle nutrients back into the system. Fish, birds, amphibians, and reptiles all rely on them as a major source of food.

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The complete question is:

Studies of succession of diatoms, birds, plants, and macroinvertebrates have shown that diversity tends to increase in a ____ manner over time.

If a plot of velocity vs. phenylalanine concentration yields a sigmoidally shaped curve, it suggests that the enzyme involved in the reaction has a maximum velocity at a certain concentration of substrate and then decreases as the substrate concentration increases further.

This is characteristic of enzymes with saturation kinetics, where the rate of the reaction slows down as the substrate concentration increases beyond a certain point. The sigmoidal shape of the curve arises because the rate of the reaction is not directly proportional to the substrate concentration.

Instead, the rate of the reaction follows a sigmoidal curve, where the rate is highest at a certain substrate concentration and then decreases as the substrate concentration increases further. The sigmoidal shape is a result of the binding of the substrate to the enzyme, which follows a non-linear relationship with the substrate concentration.

The sigmoidally shaped curve in the kinetic studies with the enzyme tells us that the enzyme has a maximum velocity at a certain concentration of substrate and then decreases as the substrate concentration increases further. This suggests that the enzyme is subject to saturation kinetics, where the rate of the reaction slows down as the substrate concentration increases beyond a certain point.  

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The following statement best explains how the Grants' research is an example of sympatric speciation:

Sympatric speciation refers to the formation of new species within the same geographic area or population. In the case of the Grants' research on Galapagos finches, they observed the evolution of new bird species occurring on the same islands.

This process involved the development and inheritance of a new trait, which became advantageous or desirable for the birds that possessed it.

Over time, this new trait led to reproductive isolation, meaning the birds with the trait were more likely to mate with each other, contributing to the formation of a new species.

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Uncontaminated waste paper and wrappers from swabs or from disposable pipetttes can be discarded in a regular trash can.

In this scenario, the correct options are uncontaminated waste paper and wrappers from swabs or disposable pipettes.

1. Uncontaminated waste paper: Uncontaminated waste paper, such as clean office paper or non-soiled paper products, can be disposed of in a regular trash can. These items do not pose a risk of contamination or harm to the environment.

2. Wrappers from swabs or from disposable pipettes: The wrappers from swabs or disposable pipettes can also be discarded in a regular trash can. These wrappers are typically made of non-hazardous materials like paper or plastic and do not contain any harmful substances.

On the other hand, the following items should not be discarded in a regular trash can:

- Paper towels used to wipe up bacterial spills: Paper towels used to clean up bacterial spills may contain potentially harmful bacteria. Therefore, they should be disposed of as biohazard waste or according to the guidelines for hazardous waste disposal.

- Used glass slides: Used glass slides may pose a risk of injury due to their fragility. Moreover, if the slides have been used for biological or chemical samples, they may also be contaminated. Therefore, they should be handled as per the appropriate protocols for hazardous or biohazard waste disposal.

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An individual with type AB blood will demonstrate the complete absence of none of the above antigen sites.

Type AB blood is the rarest blood type and is characterized by the presence of both A and B antigens on the surface of red blood cells. This means that individuals with type AB blood do not have antibodies against either A or B antigens. Therefore, they can receive blood from donors with A, B, AB, or O blood types. However, individuals with type AB blood have both A and B antigens, so they do not demonstrate the absence of any of the antigen sites. In contrast, individuals with type O blood, the most common blood type, do not have either A or B antigens on the surface of their red blood cells and therefore can donate blood to individuals with any blood type, but can only receive blood from donors with type O blood.

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Option c) hydrolysis of the signal sequence is the mechanism that is not involved in the destruction of misfolded proteins.

The correct answer is option c) hydrolysis of the signal sequence. The signal sequence refers to a specific amino acid sequence at the N-terminus of a protein that directs it to the endoplasmic reticulum for proper folding and processing. Hydrolysis of the signal sequence is not involved in the degradation or destruction of misfolded proteins. Instead, the signal sequence plays a crucial role in protein targeting and translocation into the ER.

The other options listed are all mechanisms that cells employ to ensure the destruction of misfolded proteins. Cells synthesize ER-based molecular chaperones, such as BiP, to assist in protein folding and prevent aggregation of misfolded proteins. Phosphorylation of the protein eIF α is part of the integrated stress response and can halt general protein synthesis to allow the cell to cope with misfolded proteins. Triggering the unfolded protein response (UPR) is a cellular stress response that activates various pathways to restore ER homeostasis and, if unsuccessful, can lead to the degradation of misfolded proteins.

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The correct option is B, Based on the given data, the most accurate potential change and its predicted effect on the southern Florida ecosystem is: "If the population of Burmese pythons were to decrease, then the cotton rat population would increase."

An ecosystem is a community of living organisms, including plants, animals, and microorganisms, that interact with each other and their physical environment. Ecosystems can range in size from small ponds to vast rainforests, and they are characterized by a complex network of relationships among the organisms and the non-living components of their environment, such as water, air, and soil.

Ecosystems are important because they provide many essential services that support life on Earth. They regulate the climate, purify the air and water, cycle nutrients, and provide habitat for countless species. Humans also rely on ecosystems for food, medicine, and other resources.

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In a select, individual atoms or ions of a substance are dispersed throughout a medium such as a liquid, a gas, or a solid.

This type of distribution, which is also known as a selectivity process, allows for the uniform and consistent distribution of the substance throughout the medium. This process occurs in many natural and artificial processes and can be used to separate a variety of substances, including metals, minerals, organic compounds, and pharmaceuticals.

Selectivity is important in various industrial, medical, and environmental applications, such as chemical engineering, drug delivery, water filtration, and waste management. Selectivity not only eliminates unwanted substances from the medium, it also helps to control the concentration of the desired substance, ensuring a more consistent and uniform distribution.

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Correct question is :

in a select , individual atoms or ions of a substance are distributed throughout the medium. explain.

Answer: A farming system is defined as a complex interrelated matrix of soil, plants,animals, implements, power, labor, capital, and other inputs controlled in part by farming families and influenced to varying degrees by political, economic, institutional, and social forces that operate at many levels

Explanation:

i hope this helps

Answer:

A farming system is the result of complex interactions among a number of inter-dependent components, involving land, labor, capital and management.

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Explanation:

The false statement in this question is b. The intrinsic pathway of apoptosis does not depend on death factors TNF and Fas.

The false statement in this question is b. The intrinsic pathway of apoptosis does not depend on death factors TNF and Fas. These death factors instead activate the extrinsic pathway of apoptosis. The intrinsic pathway of apoptosis is a highly regulated process that is activated by internal stimuli such as DNA damage, oxidative stress, and growth factor deprivation. These stimuli lead to the activation of pro-apoptotic proteins like Bax and Bak, which then permeabilize the outer mitochondrial membrane. This release of cytochrome c and other apoptotic mediators into the cytosol triggers the activation of caspase enzymes that cleave various cellular substrates and ultimately lead to cell death. The intermembrane space between the 2 mitochondrial membranes acts as a supply cabinet for apoptotic mediators of the intrinsic pathway, including cytochrome c. In summary, the intrinsic pathway of apoptosis is a critical mechanism for eliminating damaged or unwanted cells, and its dysregulation can contribute to numerous diseases, including cancer.

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When the mammalian brain compares the actual temperature of the body to the preferred temperature of the body, it is utilizing the feedback component of the information processing mechanism.

Mammals are a diverse group of warm-blooded vertebrates that belong to the class Mammalia. They are characterized by several unique features, including the presence of hair or fur, the production of milk by females to nourish their young and a specialized jaw that allows for complex chewing and grinding of food.

Mammals are found in almost every corner of the world and exhibit a wide range of adaptations that allow them to survive in various environments. Some of the most well-known mammals include humans, cats, dogs, horses, cows, whales, dolphins, bats, and rodents. Mammals play critical roles in ecosystems as predators, prey, and seed dispersers. They also have important cultural and economic significance, serving as sources of food, medicine, and companionship for humans.

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The lymphoid nodule most likely to encounter food antigens first is Peyer's patches. The correct option is b.

Peyer's patches are aggregations of lymphoid tissue found primarily in the small intestine's mucosal lining, specifically in the ileum. They play a crucial role in monitoring and responding to antigens present in food as it passes through the digestive tract.

Tonsils (option a) are lymphoid tissues located at the back of the throat and contribute to immune defense against inhaled or ingested pathogens. However, they are not the primary site for encountering food antigens.

Bronchus-associated lymphoid tissue (option c) is a component of the immune system found in the respiratory tract, particularly in the bronchi. Its primary function is to protect the lungs from inhaled pathogens, not food antigens.

In summary, Peyer's patches are the most likely lymphoid nodules to encounter food antigens first, as they are strategically located in the small intestine to monitor and respond to antigens present in ingested food.

Thus, b. is the correct option.

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Children who are deaf but are not taught to sign will develop their own gestural systems to interact with others, showing that learning and using complicated language are not just the outcomes of natural neurological processes in humans. Here option D is correct.

The fact that deaf children who are not taught to sign will develop their own gestural system to communicate with others suggests that language learning is not solely a consequence of innate neural mechanisms.

These children are not exposed to any linguistic input, yet they develop a language-like communication system that has some of the characteristics of a natural language, such as consistent word order and the ability to convey complex ideas. This suggests that the human brain has an inherent capacity to acquire language, even in the absence of a specific language model.

Furthermore, research on animals with genomes similar to humans has shown that while they can be trained to use symbols and syntax, they do not develop language-like systems. This indicates that the human capacity for language is unique and cannot be solely explained by genetic factors.

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Complete question:

Which of the following is evidence that the human ability to learn and use complex language is not just a consequence of innate neural mechanisms?

A) Children who have not had the opportunity to communicate with other humans are essentially unable to adopt a language in later age.

B) Damage to different brain regions can result in different types of aphasias.

C) Animals with genomes that are similar to the human genome can be taught to use symbols and simple syntax.

D) Children who are deaf but are not taught to sign will generate their own gestural system to communicate with others.