1. Testosterone is produced by the . Group of answer choices

Thyroid gland

Pancreas

Pituitary gland

Testes

2. What do you call the passageway of the nutrients for and the waste from the unborn baby?

Group of answer choices

Placenta

Oviduct

Amniotic sac

Zygote

3. Relative to sperm, eggs are .

Group of answer choices

Much larger

Much lighter

Faster swimmers

Much smaller

4. If an egg is released but not fertilized by a sperm:

Group of answer choices

the egg waits in the uterus until the next month

the lining of the uterus is shed, which is called a period

the sperm waits in the uterus until the next month

the egg implants in the wall of the uterus

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