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Protein Digestion Enzymes
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Protein Digestion Enzymes
🧬 Part 1: Protein Digestion Knowledge
1. Where does protein digestion begin in the human body?
Mouth
Stomach
Small intestine
Large intestine
2. Which enzyme breaks down proteins in the stomach?
Amylase
Pepsin
Lipase
Trypsin
3. What conditions are needed for pepsin to work effectively? (Select all that apply)
Acidic environment
Body temperature (37°C)
Alkaline environment
Presence of hydrochloric acid
4. Fill in the blanks:
Proteins are broken down into smaller units called _____________ and eventually into individual _____________.
5. Which organ produces proteases that work in the small intestine?
Liver
Pancreas
Gallbladder
Kidney
🔬 Part 2: Enzyme Experiment Analysis
6. In our pineapple juice and gelatin experiment, what enzyme was responsible for breaking down the protein?
7. Explain why the gelatin dissolved when mixed with pineapple juice but not when mixed with water:
8. How does understanding protein digestion help in food technology? Give one example:
🚀 Part 3: Extension Challenge
9. Advanced: What factors might affect how quickly enzymes break down proteins in food preparation?
10. Design a simple experiment to test how temperature affects protein digestion enzymes:
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