Home Chemistry Biomolecules Proteins, Amino Acids and Enzymes How many different tripeptides can be obtain…
Chemistry Biomolecules Proteins, Amino Acids and Enzymes Single Correct MCQ
Published on: August 14, 2026

How many different tripeptides can be obtained from alanine, glycine and phenylalanine,

each tripeptide containing all the three amino acids?

A
8
B
6
C
7
D
5

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Text Solution

Verified by Experts
The correct answer is:
B

Six tripeptides are possible if each is used only once:

AGF, AFG, GAF, GFA, FAG, FGA.

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