By itself, the DD genotype is
A) related to impulsivity.
B) related to overactivity.
C) unrelated to impulsivity or overactivity.
D) related to oppositional behavior.
C
Psychology
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A researcher was interested in whether watching violence affected children's behaviors. To examine this, he showed a violent film to one group of preschoolers and a nonviolent film to a second group of preschoolers,
and then he observed their aggression levels. In this study, the independent variable was the: viewing of the violent film. level of aggression displayed before the film. level of aggression displayed following the film. children's home environment.
Psychology
From a biological perspective, women should try to conceive before age ______ and men before age ______
20; 30 30; 40 40; 50 50; 60
Psychology