Answer:
I am leaning towards D because everything changes during Cell differentiation the functions changes and goes through many different cycles.
Explanation:
Amino acids are considered as the building blocks of proteins.
Proteins in the body consist of 20 different amino acids, some of which can be synthesized by the body itself.
Each unique protein is formed by the combination of these proteins in several ratios and sequences.
Red blood cells is the Andes
The answer is B, pollution releases because it negatively affects the environment