Many women in their mid to late thirties switch from oral contraceptives to other birth control methods
A) because they have sex less often.
B) because of an increased risk of cardiovascular complications.
C) to decrease the risk of endometrial cancer.
D) to decrease the risk of ovarian cancer.
Question 2
Unlike female prostitutes, male prostitutes
A) engage in a wider variety of sexual behaviors.
B) are happier in their jobs.
C) sell their services primarily to the same sex, males.
D) charge far less.
Negative feedback control of a regulated variable.
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Sample prescriptions of drugs for oral herpes infection.
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The birth of genes