<span>A polypeptide is a single linear chain of many amino acids, held together by amide bonds. A protein consists of one or more polypeptides (more than about 50 amino acids long). An oligopeptide consists of only a few amino acids (between two and twenty). </span>
<span />A polypeptide
A-rain
B-sleet
C-freezing rain
D-snow
Answer:
Explanation:
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Answer: c is the answer
Explanation: it the answer because spud waves travel without the air u hear it