Which of the following organisms has cell wall ?

Options

A. Euglena
B. Mucor
C. Mycoplasma
D. Amoeba

Answer

To determine which of the given organisms has a cell wall, we will analyze each option step by step.

### Step-by-Step Solution:

1. **Identify the Organisms**: The options given are Euglena, Mucor, Mycoplasma, and Amoeba.

2. **Analyze Euglena**:
- Euglena is a unicellular organism that has a flexible pellicle instead of a rigid cell wall.
- **Conclusion**: Euglena does not have a cell wall.

3. **Analyze Mucor**:
- Mucor is a type of fungus. Fungi typically have a cell wall made of chitin.
- **Conclusion**: Mucor has a cell wall.

4. **Analyze Mycoplasma**:
- Mycoplasma is a genus of bacteria that are known for lacking a cell wall. They are the smallest known living cells and have a flexible membrane.
- **Conclusion**: Mycoplasma does not have a cell wall.

5. **Analyze Amoeba**:
- Amoeba is a type of protozoan that does not have a cell wall. Instead, it has a flexible plasma membrane that allows for movement and shape change.
- **Conclusion**: Amoeba does not have a cell wall.

6. **Final Conclusion**:
- Based on the analysis, the only organism from the options provided that has a cell wall is **Mucor**.

### Answer:
The organism that has a cell wall is **Mucor**.

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