According to the Article Watching and Weighting, about what percent of the child population of the USA is obese?

________ of first degree relatives of index cases with schizophrenia can be diagnosed with schizophrenia, compared with ________ of the general population

a) 25%; 1% b) 10%; 1% c) 25%; 3% d) 10%; 3%

Nicotine mimics the action of which neurotransmitter?

a. ?dopamine b. ?serotonin c. ?norepinephrine d. ?acetylcholine