Which of the following is not considered an uncommon amino acid?
A) thyroxine
B) Hydroxylysine
C) Hydroxyproline
D) Tryptophan

Name: Which of the following is not considered an uncommon amino acid? A) thyroxine B) Hydroxylysine C) Hydroxyproline D) Tryptophan
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Question

Quizplus · Accepted Answer

Tryptophan is one of the 20 standard amino acids used by cells in protein biosynthesis, making it a common amino acid, unlike the others listed which are considered uncommon or modified amino acids.

Which of the Following Is Not Considered an Uncommon Amino