Which statement best describes the influence of genetics on personality?
A) Genetics has little or no influence on personality.
B) Genetics influences serious personality disorders, but not variations in normal personality.
C) Genetics influences personality considerably, with heritability estimates of about .50.
D) The influence of genetics on personality has not been studied, so no conclusions are possible.
Question 2How does evolutionary theory explain people that choose to be celibate? People that choose celibacy
A) make no contribution to the species and therefore it is inadvisable as an evolutionary strategy.
B) often still take care of their kin, who in turn have children and thus the celibate person is still
contributing to the well-being of the species.
C) have weak genes and in not having children they are serving to strengthen the species.
D) are confused about what they really want and therefore they cannot be good parents.
Question 3In cultures with equal status for men and women,
A) sex differences in factors that contribute to sexual attraction are reduced.
B) attractiveness and status have effects on sexual attraction are similar to cultures with greater status
differences.
C) there is less sexual infidelity.
D) there is more parental uncertainty.
Question 4Parents enhance the survival of their genes by
A) having only one child.
B) adopting children.
C) nurturing their children.
D) abusing their children.
Question 5Parental uncertainty
A) is greater in males than in females.
B) contributes to sexual jealousy in females.
C) explains reciprocal altruism.
D) all of the above
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