The person who conducted two famous surveys about sexual behavior in the 1940s and early 1950s was

The day-night cycle that occurs approximately every 24 hours is the

day-night cycle. night-day cycle. sleep cycle. circadian rhythm.

According to research, which of the following is more likely to express negative attitudes toward homosexuals?

a) women b) men c) people who have secretly repressed homosexual impulses d) people who have relatives who are homosexual