Children almost everywhere learn to read, usually beginning around age __________, when they enter school.
A. 2 or 3
B. 4 or 5
C. 6 or 7
D. 8 or 9
Answer: C
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Which of the following factors is most predictive of major depression in women?
a. lack of control over one's life b. high income c. masculine gender typing d. no children in the home
In animal studies, what happens when researchers inject drugs that prevent neurogenesis? a. The animals become manic
b. Antidepressants lose their effectiveness. c. Antidepressants become much more effective. d. The animals show no observable changes, other than becoming very slow learners.
Professor Golder is studying hyperactivity in preschool age children
She is concerned that differences in child rearing, diet, and so forth may affect her results. To minimize these potential preexisting variables, she should be sure to do which of the following? A) Use random assignment when forming her groups. B) Include an independent variable. C) Include a dependent variable. D) Assign boys to the experimental group and girls to the control group.
For his dissertation, Kip is studying an agent that eliminates extinction by blocking ______ receptors.
A. glutamate B. AMPA C. NMDA D. PP1