Section B: Give a very short answer to the question given below.
24. In the process of digestion of food in human beings, two protein-digesting enzymes are secreted. Name the enzymes along with the glands that secrete them.
1. Pepsin is produced by gastric chief cells in the and requires an acidic environment to break down ingested proteins.
2. Trypsin is produced in the as an inactive precursor called trypsinogen and is activated in the small intestine by enterokinase proteolytic cleavage.