Caffeine metabolism and clearance is slower in people who have used caffeine over a longer period of time
a. True
b. False
Indicate whether the statement is true or false
False
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Why do you have better color vision in the fovea than in the periphery of the retina? a. The fovea has the highest density of cones
b. In the fovea, more receptors pool their resources to excite the next cell. c. The fovea is the area of the retina that is closest to the pupil. d. The fovea has an equal ratio of rods to cones.
When the data are in the form of ranks we
a. need a special formula that Spearman derived. b. can just apply the standard formula to the ranks. c. need to convert the ranks to raw scores before computing the correlation. d. cannot do anything with the data.
What is true of the affects of daycare on the behavior of children?
A. Children in poor-quality day cares tend to be more aggressive than children from high-quality day care centers. B. Participation in good-quality day care is linked with better academic performance in elementary school. C. Children in daycare, regardless of the quality, are more likely to share their toys. D. Most infants in daycare are insecurely attached.
The type of postsynaptic potential produced by a neurotransmitter depends on which neurotransmitter is released and ______.
A. whether the receptor is chemical or electrical B. the number of receptors that are activated C. the type of receptor that it binds to D. the amount of neurotransmitter present in the synapse