Serotonin, a neurotransmitter, has a calming effect. Which of the following amino acids is the precursor of serotonin?
A) arginine
B) glutamic acid
C) isoleucine
D) tryptophan

Name: Serotonin, a neurotransmitter, has a calming effect. Which of the following amino acids is the precursor of serotonin? A) arginine B) glutamic acid C) isoleucine D) tryptophan
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Question

Quizplus · Accepted Answer

Tryptophan is the amino acid that serves as the precursor of serotonin through a series of enzymatic reactions.

Serotonin, a Neurotransmitter, Has a Calming Effect