Multicellular jacketed female sex organ of bryophytes is

Options

A. Archegonium
B. Carpogonium
C. Ascosgonium
D. Trichogyne.

Answer

To solve the question regarding the multicellular jacketed female sex organ of bryophytes, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question asks for the name of the multicellular jacketed female sex organ in bryophytes.

2. **Identify the Options**: The options provided are:
- Archegonium
- Corpogonium
- Ascogonium
- Trichogine

3. **Recall the Definition**: In bryophytes, the female sex organ is known for being multicellular and having a protective outer layer, which is referred to as a "jacket."

4. **Match with Known Information**:
- **Archegonium**: This is the correct term for the multicellular jacketed female sex organ in bryophytes. It serves as the protective covering for the egg cell.
- **Corpogonium**, **Ascogonium**, and **Trichogine** are not the correct terms associated with bryophytes' female sex organs.

5. **Conclusion**: Based on the definitions and characteristics, the multicellular jacketed female sex organ of bryophytes is identified as **Archegonium**.

### Final Answer:
The multicellular jacketed female sex organ of bryophytes is **Archegonium**.

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