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Which of the following essential, water-soluble vitamins structurally features both a pyrimidine rinBiomolecules Chemistry Question

Question

Which of the following essential, water-soluble vitamins structurally features both a pyrimidine ring and a sulphur-containing thiazole ring, and whose prolonged dietary deficiency primarily manifests as the disease Beri-beri?

Answer: B

💡 Solution & Explanation

Vitamin $B_1$ (Thiamine) is highly unique structurally among the B-complex group because it incorporates a sulphur-containing thiazole ring coupled with a pyrimidine ring. Its deficiency directly causes Beri-beri.

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