Chemistry · Biomolecules

JEE Main 2026 — 24 January, Evening Shift — Question 50

The number of possible tripeptides formed involving alanine (ala), glycine (gly) and valine (val), where no amino acid has been used more than once is :

Option A:
6
Correct
Option B:
3
Option C:
4
Option D:
8

Answer: A

Step-by-step solution

Gly ala val

Gly val ala

Val gly ala

Val ala gly

Ala val gly

Ala gly val

Total tri peptides $=6$

Answer key and solution verified before publishing.

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Exam: JEE Main 2026
Paper: 24 January, Evening Shift
Subject: Chemistry
Chapter: Biomolecules
Topic: proteins