What are genital papillae? Give their position and function.

Explanation

**Step-by-Step Solution:**

1. **Definition of Genital Papillae:**
Genital papillae are reproductive structures found in earthworms, which belong to the phylum Annelida. These structures play a crucial role in the reproductive process of these organisms.

2. **Function of Genital Papillae:**
The primary function of genital papillae is to facilitate copulation between two earthworms. They act like suckers or adhesive structures that help to hold the two worms together during mating. This attachment is essential for the proper transfer of gametes (sperm and eggs) between the worms, ensuring successful reproduction.

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