Based on research with adopted children and twins, which of the following is a justifiable statement about the contribution of heredity to personality?
A. There are "personality genes" that determine certain personality traits.
B. Identical twins that have been raised together have similar personality traits because of genetic factors.
C. Birth order is one of the most important influences on personality.
D. People inherit predispositions for certain personality factors.
Answer: D
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Consider the self-enhancement motive, the consistency motive, and the appraisal motive. According to research, which motive appears to be the weakest when conflicts arise between motives?
a. The self-enhancement motive appears to be the weakest motive. b. The self-verification motiveappears to be the weakest motive. c. The appraisal motiveappears to be the weakest motive. d. The weakest motive depends on the conflict in question.
The randomized block design reduces noise or variance in the data
a. True b. False Indicate whether the statement is true or false
Over ______ of right-handers and 66% of left-handers have language controlled by their ______ hemisphere(s).
A. 75%; left B. 90%; both C. 75%; both D. 90%; left
Recent research has shown that an effective way of increasing school-related self-esteem is to
a. teach them knowledge and skills that can be the basis of real achievements. b. praise students regardless of real effort or achievement. c. encourage students to rate themselves favorably on self-image questionnaires. d. teach students how to praise themselves even when they don't try to do well.