The increased size and wrinkling of the cerebral cortex in higher animals is referred to as

In the middle of the campus while classes are changing, a student trips drops all his books. A number of students stop and stare, but no one helps

As it turns out, the event was planned as a demonstration by a social psychologist that was most likely interested in showing her students an example of a) altruism. b) deindividuation. c) the bystander effect. d) the frustration-aggression hypothesis.

The brain is fully formed, and the fetus can feel pain at

a. 4 weeks after conception. b. 8 weeks after conception. c. 12 weeks after conception. d. 16 weeks after conception. e. 4 weeks prior to birth.