Payen and Persoz (1833) discovered

Options

A. Lactase
B. Rennet
C. Diastase
D. Protease

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks about the discovery made by Payen and Persoz in 1833. We need to identify which enzyme they discovered from the given options.

2. **Analyzing the Options**:
- **Lactase**: This enzyme breaks down lactose, which is the sugar found in milk. It is not the discovery of Payen and Persoz.
- **Rennet**: Rennet is a complex of enzymes found in the stomachs of ruminants and is used in cheese-making. This is also not the discovery of Payen and Persoz.
- **Diastase**: Diastase is an enzyme that helps in the breakdown of carbohydrates into simpler sugars. Payen and Persoz discovered diastase in 1833.
- **Protease**: This enzyme breaks down proteins by cleaving peptide bonds. It is not related to the discovery by Payen and Persoz.

3. **Identifying the Correct Answer**: After analyzing all the options, it is clear that the correct answer is **diastase**, which was discovered by Payen and Persoz in 1833.

4. **Final Answer**: The correct answer is **diastase**.

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