Enumerate two differences between plant and animal cells.

Explanation

### Step-by-Step Solution:

1. **Identify the Types of Cells**:
- Understand that there are two main types of cells: plant cells and animal cells.

2. **First Difference - Cell Wall**:
- **Plant Cells**: They have a rigid cell wall made of cellulose that provides structural support and protection.
- **Animal Cells**: They do not have a cell wall; instead, they have a flexible plasma membrane.
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