Which of the following is a protein-splitting enzyme?
AAmylase
BLipase
CPtyalin
DPepsin
Answer:
D. Pepsin
Read Explanation:
Pepsin is a stomach enzyme that serves to digest proteins found in ingested food.
Gastric chief cells secrete pepsin as an inactive zymogen called pepsinogen.
Parietal cells within the stomach lining secrete hydrochloric acid that lowers the pH of the stomach.
Pepsin is a kind of gastric aspartic proteinase with a molecular weight about 3.4 kDa containing 327 amino acid residues in a single polypeptide chain.
Pepsin is responsible for the digestive process of vertebrates