Joan has one APOE3 and one APOE4 allele. This means Joan is heterozygous for the APOE gene

When a child was an infant, she received a lot of attention because of an illness. Now, although she is healthy, she still demands attention. When she is put to bed at night, she cries until her parents come and hold her

A behavioral psychologist's suggestion that her parents should ignore her crying is an example of a. placebo therapy. b. systematic desensitization. c. an extinction strategy. d. aversion therapy.

According to the James-Lange theory of emotion, anger

a. causes people to hit someone. b. occurs at the same time a person hits someone. c. does not truly exist. d. might occur after we feel aroused because we hit someone. e. and happiness always occur simultaneously.