Answer: Pepsin.
- A Amylase
- B Pepsin
- C Lipase
- D Trypsin
Correct answer: B. Pepsin
Explanation: Pepsin is the main protein-digesting enzyme in the stomach. It is activated from pepsinogen by HCl.
The human digestive system. Image: LadyofHats (Mariana Ruiz), Public Domain, via Wikimedia Commons.
Concept context
The digestive tract, digestive enzymes, hormonal control of digestion, and liver function. High NEET weightage.