James wants to marry Lauren, but the responsibilities of marriage scare him. This situation would be classified as what type of conflict?

Depressants achieve their effects, in part, by facilitating neural communication at synapses that use the neurotransmitter

a. serotonin. b. dopamine. c. norepinephrine. d. GABA.

In developing countries what is the most common cause of death in early childhood?

a. parental abuse b. motor vehicle accidents c. illness and disease d. accidental burning