Joe and his partner Ana have been trying for 8 months to have a baby, but Ana has not become pregnant. Their fertility doctor discovers that Joe has a low sperm count (is not producing many sperm), although he lacks any other symptoms. Which of the following is the most reasonable explanation?

Suppose that a female’s reproductive cycle is 32 days long, and ovulation occurs on day 16.   On which days of a 32 day cycle could sex with a sperm producing partner lead to pregnancy?

Which statement about ovaries is TRUE?

If an adult with testes takes a large amount of synthetic testosterone, we might expect all of the following EXCEPT which one? 

What is the proper procedure for handling organic liquids (not acids or bases) spills on the lab bench for the following?

Write the color of (c) section the NFPA “fIre diamond”.

Suppose that the adult male and the adult female, with the sex characteristics we described in class, are both unable to produce the hormone FSH. Which set of symptoms are most likely to occur in the two of them?

Suppose that the female we described in class has been taking hormonal contraceptives that contain both estrogen and progesterone for several months. If blood estrogen and progesterone levels were measured, what would be the levels of each hormone?

What is the red section represent in the the NFPA fIre diamond”?

If you choose to wear contact lenses, what steps should γou take in the event of a chemical splash to your face?