Which hormone controls the ovulation?

Explanation

**Step-by-Step Solution:**

1. **Understanding Ovulation**: Ovulation is the process during which an ovum (egg) is released from the ovary. This typically occurs around the 14th or 15th day of the menstrual cycle, which lasts approximately 28 days.

2. **Identifying the Key Hormone**: The hormone that primarily controls ovulation is the Luteinizing Hormone (LH).

3. **Role of Luteinizing Hormone (LH)**: LH is responsible for triggering the release of the ovum. It also plays a crucial role in preparing the endometrium (the lining of the uterus) to support a potential pregnancy by making it thicker and more receptive.

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