Brain weight increases by 300 percent in the first two years of life primarily because of the growth of

Some people with schizophrenia completely withdraw into a private world, sitting for hours without moving. This condition is called ________

a. disorganized behavior. b. a catatonic stupor. c. a bizarre behavior. d. a hallucination.

Which area of psychological research emphasizes explaining behavior in terms of mental

processes such as attention, perception, and thinking? a. Behavior analysis b. Comparative psychology c. Physiological psychology d. Cognitive psychology e. Cognitive neuroscience