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Question: Answered & Verified by Expert
The vitamin nicotinamide can be synthesized in our body from
ChemistryBiomoleculesAIIMSAIIMS 2002
Options:
  • A tyrosine
  • B tryptophan
  • C valine
  • D phenylalanine.
Solution:
1806 Upvotes Verified Answer
The correct answer is: tryptophan
The amino acid tryptophan serves as a source material for the synthesis of nicotinamide which in turn forms two coenzymes NAD and NADP with metabolic roles.

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