The primary sex organs the `ul((A))` in the males and the `ul((B))` in the females.

Answer

To answer the question regarding the primary sex organs in males and females, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Primary Sex Organs**:
- Primary sex organs are the main reproductive organs responsible for producing gametes (sperm in males and eggs in females) and hormones (testosterone in males and estrogen/progesterone in females).

2. **Identifying Male Primary Sex Organ**:
- In males, the primary sex organ is the **testes**. The testes are responsible for producing sperm and male hormones.

3. **Identifying Female Primary Sex Organ**:
- In females, the primary sex organ is the **ovaries**. The ovaries are responsible for producing eggs and female hormones.

4. **Filling in the Blanks**:
- Based on the information gathered:
- For the blank (A) in males, the answer is **testes**.
- For the blank (B) in females, the answer is **ovaries**.

### Final Answer:
- The primary sex organs are the **testes** in males (A) and the **ovaries** in females (B).

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