PET scan studies have found that the prefrontal cortex of predatory murderers has less brain activity than does the prefrontal cortex of men who commit heat of passion murders

In middle childhood, children begin to

A) describe themselves in unrealistically positive terms. B) compare their own characteristics to those of peers. C) experience role confusion. D) reject conventional standards for moral behavior.

Alcohol:

a. Inhibits the release of glutamate b. Decreases activity of the GABA receptor c. Has no effect at the glutamate receptor d. Has no effect at the GABA receptor