MHT CET 2025 Chemistry question

Which from following amino acids contains heterocyclic ring at a side chain (R) group?

(A)Threonine
(B)Cysteine
(C)HistidineCorrect
(D)Valine

Answer: (C)

Solution

Histidine has an imidazole ring (a five-membered ring containing two nitrogen atoms) in its side chain, imidazole, so it has a heterocyclic ring in R. Threonine (), cysteine

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Question ID VK-102207