_____ regulate the number of charged molecules inside and outside a neuron
a. Metabotropic receptors
b. Ion channels
c. G proteins
d. Synapses
b
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After you stare at a pattern of narrow black lines for a minute, you now stare at slightly wider lines. How will your perception of those lines differ from your usual perception?
a. They will appear to be narrower than usual b. They will appear to be wider than usual. c. They will appear to be less straight than usual. d. They will appear to be less dark than usual.
Which of the following was a result of the decision by the University of California to reject the SAT-I?
a. Fewer qualified students were admitted. b. High schools changed their curricula to include more math and essay writing experiences. c. The College Board suspended their accreditation. d. It became difficult to recruit exceptional students because of questions about the University's academic quality.
The reliance of many social psychology studies on college student participants poses a threat to
a. internal validity. b. external validity. c. mundane realism. d. experimental realism.
What is the most dramatic contributor to skin aging?
A. poor nutrition B. contact with pollutants C. sun exposure D. smoking