______ is the male reproductive organ in the flower.

Explanation

**Step-by-Step Solution:**

1. **Identify the Male Reproductive Organ**: In a flower, the male reproductive organ is known as the stamen.

2. **Components of the Stamen**: The stamen consists of two main parts:
- **Anther**: This is the part of the stamen that produces pollen, which contains the male gametes.
- **Filament**: This is the stalk that supports the anther.

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