Which one is not matched

Options

A. Pepsin-stomach
B. Rennin-liver
C. Trypsin-intestine
D. Ptyalin -mouth

Answer

To solve the question "Which one is not matched?" we will analyze each option provided in the video transcript step by step.

### Step-by-Step Solution:

1. **Pepsin - Stomach**:
- Pepsin is a protein-digesting enzyme that is secreted by the gastric glands in the stomach.
- **Conclusion**: This match is correct.

2. **Renin - Liver**:
- Renin is an enzyme that is produced by the kidneys, not the liver. It plays a role in regulating blood pressure by converting angiotensinogen to angiotensin I.
- **Conclusion**: This match is incorrect.

3. **Trypsin - Intestine**:
- Trypsin is also a protein-digesting enzyme, and it is secreted by the pancreas into the small intestine.
- **Conclusion**: This match is correct.

4. **Salivary Amylase (Phthalate) - Mouth**:
- Salivary amylase, also known as ptyalin, is an enzyme secreted by the salivary glands in the mouth that helps in the digestion of starch.
- **Conclusion**: This match is correct.

### Final Answer:
The enzyme that is not correctly matched is **Renin - Liver**.