Detailed Instructions: Given a scientific passage and an answer, generate a question for the given answer.
Problem:Passage: Figure 24.17 Digestive Enzymes and Hormones Enzymes in the stomach and small intestine break down proteins into amino acids. HCl in the stomach aids in proteolysis, and hormones secreted by intestinal cells direct the digestive processes. Answer: amino acids
Solution:
Enzymes in the stomach and small intestine break down proteins into what components?