name the outermost layer of an animal cell .

Options

A. Cell wall
B. Cell membrane
C. Endoplasmic reticulum
D. Plastids

Answer

**Step-by-Step Text Solution:**

1. **Identify the Question**: The question asks for the outermost layer of an animal cell.

2. **Consider the Options**: The options provided are:
- Cell wall
- Cell membrane
- Endoplasmic reticulum
- Plastids

3. **Analyze the Options**:
- **Cell wall**: This is found in plant cells, not animal cells.
- **Cell membrane**: This is the outer layer of animal cells.
- **Endoplasmic reticulum**: This is an internal structure and not the outermost layer.
- **Plastids**: These are also internal structures found in plant cells.

4. **Select the Correct Answer**: Based on the analysis, the correct answer is the **cell membrane**.

5. **Provide Additional Information**: The cell membrane, also known as the plasma membrane, is a semi-permeable layer that controls the entry and exit of substances in and out of the cell.

**Final Answer**: The outermost layer of an animal cell is the **cell membrane**.

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