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

38 2016 Chemical Coordination and IntegrationHormones – amino acid derivatives Easy
The amino acid, tryptophan is the precursor for the synthesis of
A thyroxine and tri-iodothyronine.
B estrogen and progesterone.
C cortisol and cortisone.
D melatonin and serotonin.

Explanation

Tryptophan → serotonin → melatonin.

Detailed Solution

Thyroxine and tri-iodothyronine are derived from tyrosine (with iodine). Melatonin and serotonin are derived from tryptophan.

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