While eating pear, it is usually seen that some stone like structures get entangled in the teeth. Do you know what are these structures?

Explanation

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks about the stone-like structures found in pears that can get stuck in teeth while eating.

2. **Identifying the Structures**: These stone-like structures are known as "stone cells" or "sclerites."

3. **Classification of the Structures**: Stone cells are a type of sclerenchyma, which is a category of plant tissue.

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