Which of the following is not an enzyme?
- A. Chemotrypsin
- B. Secretin
- C. Pepsin
- D. none
Explanation
Secretin is a digestive hormone released by the small intestine, not an enzyme. Chymotrypsin and pepsin are protein-digesting enzymes.
Explanation
Secretin is a digestive hormone released by the small intestine, not an enzyme. Chymotrypsin and pepsin are protein-digesting enzymes.