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Other quiz:

Reproduction › View

Why do progesterone levels decrease if an egg is not fertilised?

A. So that the uterus lining breaks down

B. So that the egg can be implanted

C. So that the sperm will die

D. So that the woman can become pregnant

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Vitamins › View

What are the Vitamin B required to maintain healthy nervous and neural systems.

A. vitamins B1, B2, B3 and B6

B. vitamin B1, B2, and B12

C. vitamin B1, B6 and B12

D. all the B Vitamins.

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