What radula? Give its function.

Explanation

### Step-by-Step Solution:

1. **Definition of Radula**:
- The radula is a specialized feeding organ found in members of the phylum Mollusca. It is often described as a file-like or rasping structure.

2. **Location**:
- The radula is located in the mouth of mollusks. It is a unique feature that distinguishes mollusks from other animal phyla.

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