In the Human Body, Which Substrate Would Protease Act Upon

Question

In the human body, which substrate would protease act upon?
A) protein
B) lipids
C) lactose
D) sucrose

Accepted Answer

Protease is an enzyme that breaks down protein into smaller peptides or amino acids. Therefore, protease would act upon protein in the human body. Lipases act upon lipids, lactase acts upon lactose, and sucrase acts upon sucrose.