Madalena and Roberto are getting married. It is a first marriage for both of them. Based on recent research, which is true?
A. Madalena and Roberto are younger than their parents were when they got married.
B. There is a 60% probability that Madalena and Roberto will get divorced.
C. Madalena is more likely than her mother was to work outside of the home.
D. Madalena and Roberto are likely to have more children than their parents did.
Answer: C
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David wants to look at genetic influences on IQ, so he administers a battery of tests to Frank and Fred, who are fraternal twins; Sidney and Sheldon, who are identical twins; and Larry and Harry, who are non-twin brothers. David's supervisor asks him to make estimate which set of siblings will most likely have the most similar IQs. What is David's best guess likely to be??
a. ?Frank and Fred b. ?Sidney and Sheldon c. ?Larry and Harry d. ?As they're all siblings, the correlation should be about the same for all pairs.
Which of the following is NOT a way for men to improve communication with women?
a. Notice whether you have a tendency to interrupt women. b. Be more aware of the space you take up when you sit with women. c. Learn to be comfortable claiming more space. d. Avoid responding to questions in monosyllables.
Adoption studies are ideal studies for investigating
a) polymorphism. b) gene-environment interactions. c) genotypes. d) alleles.
In studies of the effects of sleep deprivation in humans, the tasks that sleep-deprived volunteers are most likely to perform poorly are those that
A) are boringly, easy, and require continuous attention. B) involve critical thinking. C) involve high-level logical deduction. D) test verbal ability. E) test mathematical ability.