When behavioral geneticists use adoption studies to estimate the heritability of a behavior, the adoptive family can be thought of as representing _____, while the biological family can be thought of as representing _____
a. adaptive behavior; maladaptive behavior
b. maladaptive behavior; adaptive behavior
c. nature; nurture
d. nurture; nature
Answer: D
.
Rationale: Heritability is a measure of the genetic contribution to a trait.
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Which aspect of development is illustrated in the case of Ruth Hamilton?
a. Development is primarily a social construct. b. Development is primarily a result of biological processes. c. Development follows the same sequence of steps for everyone. d. Development occurs across the life span.
Suppose you were listening to a high-frequency tone. According to the place theory of pitch perception,
a. the entire basilar membrane will vibrate very quickly. b. the rate at which neurons fire codes the pitch, so neurons will be firing rapidly. c. movement of the basilar membrane should be greatest at the end of the cochlea (farthest away from the oval and round windows). d. movement of the basilar membrane should be greatest at the base of the cochlea (closest to the oval and round windows).
A test has __________ validity if the researcher is able to control all extraneous variables so that the only variable influencing the results of the study is the independent variable
a. continuous b. internal c. face d. external
Which type of psychologist is most similar to a psychiatrist?
A) clinical B) I/O C) social D) comparative