Which of the following amino acids occurs most frequently in proteins?
A) methionine
B) alanine
C) tryptophan
D) tyrosine
E) histidine

Name: Which of the following amino acids occurs most frequently in proteins? A) methionine B) alanine C) tryptophan D) tyrosine E) histidine
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Question

Quizplus · Accepted Answer

Alanine is the most frequently occurring amino acid in proteins. It is a small, nonpolar amino acid that is commonly found in the interior of proteins where it contributes to the stability of the protein's structure.

Which of the Following Amino Acids Occurs Most Frequently in Proteins