Research on parent-adolescent communication has found that boys are more likely to learn about sex from:

a. Religious figures and siblings.
b. Their peers and the media

Persons high in sensation seeking tend to be more likely to

a. smoke. b. engage in substance abuse. c. engage in casual unprotected sex. d. do all of these.

A general mechanism by which postsynaptic potentials are terminated involves

A) increased synthesis of the neurotransmitter molecule. B) enzymatic synthesis of the neurotransmitter molecule. C) reuptake of the neurotransmitter molecule into the axon through a membrane transporter. D) increased number of postsynaptic receptors. E) diffusion into glial cells.