Gonads, sex hormone, thymus and pineal gland — task. Science State Board, Class 10.

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Choose the correct answer:

1. Male gonad that produce sperm is __________.

testes
ovaries

2. __________ is the primary male sex hormone.

Testosterone
Oestrogen

3. Pineal gland secretes __________ hormone.

thymosin
melatonin

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