The smallest unit of genetic materials is called __________

a. A chromatid.
b. DNA
c. a chromosome.
d. a gene.

Answer: D

Psychology

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A team of researchers has decided to employ the high-risk research design in a longitudinal study of adolescent alcohol use. What will these researchers have to do to conduct such a study?

a. put their subjects in risky situations b. select subjects based on the presence of specific risk factors c. take the risk of investigating an unlikely cause d. assess the risky behaviors displayed by the subjects

Psychology

The type of therapist MOST likely to try to help people diagnosed with histrionic personality disorder to believe they are not helpless, and to teach them better thinking skills, is a ______ therapist:

A) psychodynamic B) cognitive C) sociocultural D) behavioral

Psychology