Every normal human body cell contains how many chromosomes?
23 pairs
23
46 pairs
about 1,000
23 pairs
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Which of these is true of the nervous system? a. Axons signal the intensity of a stimulus by varying the speed of action potentials. b. The right hemisphere controls the right side of the body
c. New neurons can form in certain areas of the adult brain. d. Ordinarily, you use only about 10 percent of your brain.
Every other response will be rewarded when an animal is on a(n) __________ schedule
a. continuous b. VI-4 c. FI-2 d. FR-2
Diagnosing childhood-onset schizophrenia in young children can be difficult because it is not
always possible to differentiate clearly the symptoms of the disorder from normal childhood experiences. When present, which of the following symptom(s) of the disorder is(are) least likely to be experienced by average children? a. Hallucinations b. Loose associations c. Illogical thinking d. Avolition e. Delusions
Dad is watching a home improvement show about how to install a new sink. He really wants to do it and watches the show intently. He knows that his wife will reward him when he is done. However, when he tests the new sink, water spurts everywhere. Taking the new sink apart, he finds that he has left out the crucial washers in the faucet assembly even though this was emphasized in the TV show. What part of Bandura's theory of the necessary components of observational learning is most likely the reason for this disaster?
A. attention B. memory C. imitation D. motivation