Answer:
Because amino acids can be arranged in many different combinations, it's possible for your body to make thousands of different kinds of proteins from just the same 21 amino acids. You may see books that say there are only 20 amino acids.
Changes depending on the gravity
Answer:
B
Explanation:
We have learned of a major population crisis in China. Whereas The united states of America has the slowest population growth.
Idk sorryhbjbjbiibink bobohonob