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Varvara68 [4.7K]
3 years ago
15

3. Why are some traits seen more in populations than others?

Biology
2 answers:
kirza4 [7]3 years ago
4 0
A those traits are more beneficial for survival in a niche
kompoz [17]3 years ago
3 0
I think it is A
Hope this help you?!!!
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Farmers are not able to rely on rainfall to meet the water needs for their crops.
Rzqust [24]

Answer:

True

Explanation:

That's why modern-day farmers use giant sprinklers and tractor water tanks and trucks!

Glad I could help!!

3 0
3 years ago
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In the past, the parathyroid glands were sometimes mistakenly removed during surgery when another part of the body was removed.
lukranit [14]

Answer:

Thyroid gland

Explanation:

Parathyroid glands are the endocrine glands and are four in number. One superior and one inferior parathyroid glands are attached to each lateral lobe of the thyroid gland. These glands are found embedded in the tissues of the lateral lobes of the thyroid gland. During the removal of thyroid glands in patients, parathyroid glands may be mistakenly removed.

3 0
3 years ago
during t cell maturation, the t cells must pass two tests. first, immature t cells that can recognize mhc molecules are [ select
tatuchka [14]

During T cell maturation, the t cells must pass two tests. first, immature t cells that can recognize MHC molecules are Selection. Second, immature t cells that recognize and bind to molecules normally found in the body are Activation.

Selection is the first test that T cells must pass. During this process, immature T cells that can recognize MHC molecules are selected. MHC molecules are found on the surface of cells and are involved in antigen presentation. When T cells come into contact with MHC molecules, they are able to recognize the molecules and begin the process of selection. During selection, the T cells that recognize MHC molecules are chosen over those that do not. This helps ensure that the cells that are selected are those that can properly respond to antigens.

The second test that T cells must pass is activation. During activation, T cells that recognize and bind to molecules normally found in the body are selected. These molecules are called self-antigens and can include proteins, carbohydrates, and lipids. When T cells come into contact with self-antigens, they are able to recognize the molecules and begin the process of activation. During activation, the T cells that recognize self-antigens are chosen over those that do not. This helps ensure that the cells that are selected are those that will not attack the body’s own cells.

Learn more about self-antigens at : brainly.com/question/24468411

#SPJ4

6 0
1 year ago
If you could travel millions of years back in time the land masses on earth would not look lke they do today. huge areas were co
Nataliya [291]
There are many answers to your question but one way is the evaporation cycle.
8 0
3 years ago
Which sequence correctly arranges the building blocks of life from largest and most inclusive to smallest and most specific?
netineya [11]

The right answer is chromosome > DNA > gene.

Living cell element, of characteristic shape and in constant number, located in the nucleus of the cell.

DNA, which is our chromosome, carries the genes . The DNA molecule, also known as deoxyribonucleic acid, is found in all our cells.

The gene is a piece of this DNA that corresponds to a particular genetic information that codes for a single protein. So it's a very small portion of chromosome.

6 0
3 years ago
Read 2 more answers
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