Proteins consist of one or more polypeptide chains. Each polypeptide chain consists of smaller sub-units or amino acids that are linked together. Amino acids serve as the building blocks of polypeptides, and polypeptides serve as the building blocks of proteins
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A. Epstein is studying why some people like to play sports and others do not
Explanation: I Already took it
The answer is future tense
Answer:
It means to treat the audience the way you would want to be treated.
Explanation:
