When more than 2 male gametes are produced in a pollen tube, it is called

Options

A. Polydactyly
B. Polyspermy
C. Polysiphony
D. Polyspory

Answer

To solve the question "When more than 2 male gametes are produced in a pollen tube, it is called," we will analyze the options provided and determine the correct term.

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for the term that describes the condition when more than two male gametes are produced in a pollen tube.

2. **Analyzing the Options**:
- **Option A: Polydeptile**: This term refers to a condition where an individual has extra fingers. It is not related to pollen tubes or male gametes.
- **Option B: Polyspermy**: The prefix "poly" means many, and "spermy" relates to sperm or male gametes. This term indicates a condition where more than two male gametes are formed in the pollen tube.
- **Option C: Polycephaly**: This term refers to a condition where an organism has multiple heads. It is not relevant to the context of pollen tubes.
- **Option D: Polyspory**: This term refers to a condition where more than four pollen grains are attached. It does not specifically address the number of male gametes produced.

3. **Identifying the Correct Answer**: Based on the definitions analyzed, the term that correctly describes the production of more than two male gametes in a pollen tube is **Polyspermy**.

### Final Answer:
The correct answer is **Polyspermy**.

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