Which of the follwoing is a source of norepinephrine?
Correct Answer: Tyrosine
Description: Norepinephrine is synthesized by a series of enzymatic steps in the adrenal medulla and postganglionic neurons of the sympathetic nervous system from the amino acid tyrosine. Ref: Textbook Of Medical Physiology By Khurana, 2006, Page 769; Lehninger Principles of Biochemistry, 4th Edition, Page 440, 678, 859
Category:
Biochemistry
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