Genetic linkage studies have found an abnormal form of a gene for which type of neurotransmitter receptor?

Harry Harlow's famous experiments with isolated newborn monkeys provide convincing evidence that primates possess a strong ______

a. need for contact c. activity drive b. need to manipulate objects d. need to control their environment

A particularly perplexing clinical feature of anorexia nervosa is the

A) individual's intense fear of gaining weight despite emaciation. B) person's concern over parental approval and acceptance. C) person's inability to articulate any food favorites.. D) patient's willingness to binge after long periods of starvation.