In classical conditioning which of the following is true of an unconditioned stimulus?
a. The nature of the response to the unconditioned stimulus will vary with the presentation.b The conditioned stimulus will eventually substitute for the unconditioned stimulus
c. The unconditioned stimulus is a new behavior.
d. The unconditioned stimulus is an internal state of the subject.
B
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The depth perception cue based on the observation that parallel lines converge in the distance is
a. height in plane. b. retinal disparity. c. linear perspective. d. interposition.
Which of the following traits are found on one gene?
a. Sociability b. Intelligence c. Criminality d. None of these
By both neural and hormonal pathways, the hypothalamus regulates activity of the ____
a. pituitary gland b. thalamus c. retina d. ventricles
Assume that researchers have found a recessive gene for schizophrenia and that Al's father carries that recessive gene, whereas Al's mother does not. What is the probable outcome for Al with respect to schizophrenia?
a) Al will not develop schizophrenia. b) Al will definitely develop schizophrenia. c) Al has a 25 percent chance of developing schizophrenia. d) Al has a 50 percent chance of developing schizophrenia.