In one study, more active fetuses during the third trimester became 2-year-olds who
A) were easily overwhelmed by sensory stimulation.
B) had trouble establishing a regular sleep–wake pattern.
C) had irregular eating schedules.
D) were less fearful.
D
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Monozygotic twin pairs (MZ) have a higher concordance of IQ scores than any other pairs of individuals, even when the MZ twins are reared apart. This finding suggests a(n) ____ basis of intelligence
a. genetic b. hormonal c. family environment d. educational
Which of the following is NOT a correlation of exercise and greater longevity?
a. Enhanced cardiovascular fitness b. Avoidance of obesity c. Decreases in use of alcohol d. Reduced risk for colon, and breast cancer
One difficulty in conducting medical research is that
participants often assume that any treatment will be effective in alleviating their symptoms. Therefore, a researcher has to design an experiment that measures the influence of A) random selection. B) medical confounds. C) the Rosenthal effect. D) the placebo effect.
In Thompson and Morgan's study more than half of the lesbian and bisexual women's sexual identity categorization _____ over a course of ten years
A) stayed the same B) was unstable C) changed D) The findings are inconsistent.