Serotonin is synthesized from
A) tyrosine.
B) L-DOPA.
C) tryptophan.
D) norepinephrine.
E) epinephrine.

Name: Serotonin is synthesized from A) tyrosine. B) L-DOPA. C) tryptophan. D) norepinephrine. E) epinephrine.
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Question

Quizplus · Accepted Answer

Serotonin is synthesized from the amino acid tryptophan, which is converted to 5-hydroxytryptophan (5-HTP) by the enzyme tryptophan hydroxylase. 5-HTP is then converted to serotonin by the enzyme aromatic L-amino acid decarboxylase.

Serotonin Is Synthesized from