Home Biology Biomolecules Biomacromolecules and their Structure Which is the 21st amino acid?
Biology Biomolecules Biomacromolecules and their Structure Single Correct MCQ
Published on: August 22, 2026

Which is the 21st amino acid?

A
Pyrrolysine
B
Selenocysteine
C
Cystine
D
Histidine

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Text Solution

Verified by Experts
The correct answer is:
B

(b)

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