Gonads, sex hormone, thymus and pineal gland — task. Science Test Space, Class 10.

Choose the correct answer:

1. Male gonad that produce sperm is __________.

2. __________ is the primary male sex hormone.

3. The pineal gland contains the __________ that secretes the hormone melatonin.

Did you find an error?

5. Gonads, sex hormone, thymus and pineal gland