About ____ of the fluid that is ejaculated from the penis is sperm.

Pain during intercourse can be caused by a number of problems, including: 

In twenty-nine states in the U.S. it is legal to ____ based solely on sexual orientation.

Almost ____ of same-sex couples include one partner over the age of fifty-five.

Active prostitutes are ____ times more likely to be murdered than women of a similar age and race.

Pain during intercourse can be caused by a number of problems, including: 

Alfred Kinsey relied most on which technique in conducting his sexual research?

Consider the following statement by the American Academy of Pediatrics. “Newborn circumcision has potential medical benefits and advantages as well as disadvantages and risks. When circumcision is being considered, the benefits and risks should be explained to the parents and informed consent obtained.” This best reflects the idea that there is considerable ____ in society regarding circumcision.

Female prostitutes are at a heightened risk of having ____ cancer.

After abortion, the most widely experienced emotion is ____.