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JEE Main 20252 AprilEvening Shift
Exam
JEE Main
Year
2025
Date
2 April
Shift
Evening Shift
Subject
Chemistry
Chapter
Biomolecules

JEE Main 2025 · 2 April · Evening Shift · Chemistry · Biomolecules

A tetrapeptide " x " on complete hydrolysis produced glycine (Gly),...

A tetrapeptide " xx " on complete hydrolysis produced glycine (Gly), alanine (Ala), valine (Val), leucine (Leu) in equimolar proportion each. The number of tetrapeptides (sequences) possible involving each of these amino acids is

Options

  1. A16
  2. B32
  3. C8
  4. D24

Correct answer

D. 24

Step-by-step solution

The number of tetrapeptides (sequences) possible involving each of these amino acids (glycine, alanine, valine, leucine) ; It has three (3) peptides linkage the number of permutations in which they can be arranged
<br/>=4×3×2×1<br>=24<br/>\begin{aligned}<br />& =4 \times 3 \times 2 \times 1 \\<br>& =24<br />\end{aligned}
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