The amino acid tryptophan is the precursor for the synthesis of:

The amino acid tryptophan is the precursor for the synthesis of:
  1. Melatonin and Serotonin
  2. Thyroxine and Triiodothyronine
  3. Estrogen and Progesterone
  4. Cortisol and Cortisone

Solution

Amino acid tryptophan is the precursor for the synthesis of melatonin and serotonin. These are neurotransmitters derived from the amino acid tryptophan. Within the pineal gland, serotonin is acetylated and then methylated to yield melatonin.

Asked in: NEET 2016 (Phase 1)

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