The brain separates images into "eitheror" messages of redgreen, blueyellow, or blackwhite according to which
theory of color vision?
a. opponent-process
b. trichromatic
c. accommodation
d. gate control
ANSWER: a
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When children understand that a person's sex is permanent and cannot be changed by altering clothing, hair length, or other surface characteristics, they understand
A) sex-typed behavior. B) gender concept. C) sex differences. D) gender roles.
In the eyes of researchers who endorses single-case experimental designs, "true" error variance
a. reflects differences among participants b. represents variability in a particular participant's behavior over administrations of the same experimental condition c. doesn't exist d. should be maximized e. is the difference between a particular participant's response and the average response of other participants who are in the same condition.