Digestion of proteins is initiated by the enzyme
A) amylase.
B) hydrochloric acid.
C) aminopeptidase.
D) pepsin.
E) CCK.

Name: Digestion of proteins is initiated by the enzyme A) amylase. B) hydrochloric acid. C) aminopeptidase. D) pepsin. E) CCK.
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Question

Quizplus · Accepted Answer

Pepsin is the enzyme responsible for initiating the digestion of proteins in the stomach. It is activated from its precursor, pepsinogen, by the acidic environment provided by hydrochloric acid.

Digestion of Proteins Is Initiated by the Enzyme