Which of the following statements is true about protein digestion?
Correct Answer: 10%-20% protein digestion occurs by pepsin action in stomach.
Description: - Saliva does not contain proteolytic enzyme; protein digestion begins in the stomach by the action of pepsin. - Trypsinogen is conveed to trypsin by the action of enterokinase in duodenum. - Trypsin and chymotrypsin are endopeptidases; carboxypeptidase and aminopeptidase are exopeptidases. - Of the total protein digestion, 10%-20% occurs by the action of pepsin.
Category:
Physiology
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