What are the functions performed by the testis in human beings?

Explanation

### Step-by-Step Solution:

1. **Identify the Organ**: The testis is recognized as the primary male reproductive organ in human beings. There are typically two testes present in males.

2. **Location**: The testes are located in a pouch-like structure called the scrotum, which lies outside the abdominal cavity. This external positioning is important for temperature regulation, which is crucial for sperm production.

3. **Function 1 - Sperm Production**: The primary function of the testes is the production of male gametes, known as sperms. This process is essential for reproduction.

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