Multiple Choice
If you put the following events in the order they occur in the human digestive system, the third event in the series would be:
A) Cells in gastric pits secrete protons.
B) Pepsin activates pepsinogen.
C) HCl activates pepsinogen.
D) Partially digested food enters the small intestine.
Correct Answer:
Verified
Correct Answer:
Verified
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