arrange-the-four-events-in-the-human-digestive-system-in-the-right-order-then-id

Question

Arrange the four steps in human digestion that are listed below in the correct order, then identify the second event out of the choices listed.

Accepted Answer

Pepsinogen→Pepsin

Answer

Production of HCl

Answer

Entry of polypetides into small intestine

Answer

Proteins→Polypeptides