The "visual cliff" study indicates that most infants in the age range of _________ months cannot be coaxed to cross the "cliff."

Based on the notion that there seems to be a genetic component involved in homosexuality, and that homosexual participants in one study had more homosexual male relatives on their mother's side of the family,

researchers suspect that sexual orientation is determined by __________ a) genes on the X chromosome contributed by the mother. b) genes on the Y chromosome contributed by the mother. c) genes on the X chromosome contributed by the father. d) genes on the Y chromosome contributed by the father.

Homosexuality is viewed negatively in almost all cultures

a. True b. False