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Chemistry · Biomolecules

JEE Main 2026 — 21 January, Morning Shift — Question 61

Identify the correct statements.

A. Arginine and Tryptophan are essential amino acids.

B. Histidine does not contain heterocyclic ring in its structure.

C. Proline is a six membered cyclic ring amino acid.

D. Glycine does not have chiral centre.

E. Cysteine has characteristic feature of side chain as MeS−CH2−CH2−\mathrm{MeS}-\mathrm{CH}_{2}-\mathrm{CH}_{2}-.

Choose the correct answer from the options given below:

  1. Option A:

    C and E Only

  2. Option B:

    B and E Only

  3. Option C:

    C and D Only

  4. Option D:

    A and D Only

    Correct

Answer: D

Step-by-step solution

Histidine does contain heterocyclic ring Proline is a five membered cyclic ring amino acid. Cysteine has characteristic feature of side chain as CH2−SMe\mathrm{CH}_{2}-\mathrm{SMe}

Answer key and solution verified before publishing.

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Exam
JEE Main 2026
Paper
21 January, Morning Shift
Subject
Chemistry
Chapter
Biomolecules
Topic
Amino acids
Identify the correct statements. A. Arginine and Tryptophan are… | JEE Main 2026 PYQ with Solution · DhiX AI