The same neurotransmitters seem involved in anorexia nervosa, obesity, bulimia nervosa, binge-eating disorder, and drug addiction

Since the early 1970s the incidence of many sexually transmitted diseases has __________

a) increased slightly. b) increased dramatically. c) remained constant. d) decreased slightly.

Freud's views on homosexuality have been tested scientifically

Indicate whether the statement is true or false