Mention the exact location of Pollen grains

Explanation

### Step-by-Step Solution:

1. **Understanding Pollen Grains**: Pollen grains are the male gametophytes in flowering plants (angiosperms). They are crucial for the process of fertilization.

2. **Location of Pollen Grains**: The exact location where pollen grains are produced is in the **microsporangia**. Microsporangia are structures found within the anthers of the male reproductive parts of flowers.

3. **Formation of Pollen Grains**: In the microsporangia, pollen grains develop from microspore mother cells through a process called meiosis, followed by mitosis. This results in the formation of immature male gametophytes.

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