Name the chief constituents of primary cell wall and secondary cell wall in a plant cell.

Explanation

### Step-by-Step Solution:

1. **Understanding Cell Walls in Plant Cells**:
- Plant cells have a rigid structure known as the cell wall, which is different from animal cells. The cell wall provides protection and support to the plant cell.

2. **Identifying the Primary Cell Wall**:
- The primary cell wall is the first layer formed during cell division. It is flexible and allows for growth.

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