What types of cells-dead or living -are found in sclerenchyma and parenchyma? Write their functions also.

Explanation

### Step-by-Step Solution:

1. **Identify the Types of Cells in Sclerenchyma:**
- Sclerenchyma is composed of **dead cells**. These cells have thickened cell walls that provide structural support to the plant.

2. **Functions of Sclerenchyma:**
- The primary function of sclerenchyma is to provide **protection** and **support** to the plant. The thick walls of these cells contain **lignin**, which adds rigidity and strength.

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