When we peel the skin of a potato tuber, we remove

Options

A. periderm
B. epidermis
C. cuticle
D. sapwood.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Structure of a Potato Tuber:**
- A potato tuber is the edible part of the potato plant. It is covered by a protective layer.

2. **Identifying the Protective Layer:**
- The outer layer of the potato tuber is known as the periderm. This layer serves several important functions.

3. **Functions of the Periderm:**
- The periderm protects the tuber from pathogen attacks.
- It prevents dehydration, which is crucial for maintaining the tuber's moisture content.
- It also protects the tuber from wounds that may occur during harvesting or storage.

4. **Composition of the Periderm:**
- The periderm is made up of three layers: cork, cork cambium, and secondary cortex.
- The outermost layer consists of cells with suberised (waxy) walls, which contribute to its protective functions.

5. **Conclusion:**
- Therefore, when we peel the skin of a potato tuber, we are removing the periderm.

**Final Answer:**
When we peel the skin of a potato tuber, we remove the periderm.

---