Name the simple epithelium present in the thyroid follicles.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Structure of the Thyroid Gland:**
- The thyroid gland is an important endocrine gland located in the neck. It plays a crucial role in regulating metabolism and is involved in the production of hormones such as thyroxine (T4) and triiodothyronine (T3).

2. **Identifying the Type of Epithelium:**
- The thyroid follicles are the functional units of the thyroid gland. They are responsible for the synthesis and storage of thyroid hormones.

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