Which theory of olfaction explains that differentÂshaped "holes,"
or "pockets," exist on the surface of olfactory
receptors with chemicals producing odors when part of a molecule matches a hole of the same shape?
a. trichromatic
b. lock-and-key
c. opponent process
d. gate control
ANSWER: b
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Sexual behavior is most likely to occur when sex hormones (testosterone and estradiol) prime the neurons in the hypothalamus to release the neurotransmitter ____
a. serotonin b. norepinephrine c. dopamine d. acetylcholine
One responsibility of the IACUC is to ensure that ____
a. research reports are honest and accurate b. discomfort is minimized in nonhuman subjects in research c. discomfort is minimized in human participants in research d. human participants will not be deceived in research
The ability to notice oneself in a mirror or photograph is called
a. personal agency. b. self-recognition. c. identity foreclosure. d. the psychological comparisons phase.
The first psychology laboratory was founded by __________
a. Wundt b. James c. Titchener d. Watson