JEE Mains Chemistry Past PapershardMCQ SINGLE

Identify the correct statements. A. Arginine and Tryptophan are essential amino acids. B. Histidine JEE Mains Chemistry Past Papers Chemistry Question

Question

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-. Choose the correct answer from the options given below: Option (A) C and E Only (B) B and E Only (C) C and D Only (D) A and D Only

Answer: D

💡 Solution & Explanation

· Histidine does contain heterocyclic ring. · Proline is a five membered cyclic ring amino acid. · Cysteine has characteristic feature of side chain as CH2 –SMe ALLEN 6 JEE-Main Exam Session-1 (January 2026)/21- 

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