Compared with non-twin siblings, fraternal twins
a. experience the same level of genetic and environmental influence
b. have more genes in common.
c. have fewer environmental influences in common.
d. have more environmental influences in common.
d
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Each point on a scatter diagram represents a. the variance of a set of scores
b. the standard deviation of a set of scores. c. where an individual scored compared to the mean. d. where an individual scored on both x and y.
Miranda is trying to enjoy healthier eating habits. She is currently in the maintenance stage of changing her health behavior. Which of the following correctly identifies what occurs at this stage?
A. Miranda simply acknowledges that her eating habits pose a health risk. B. Miranda has been eating properly for the past year. C. Miranda is taking initial steps to change the kinds of foods she eats. D. Miranda has been eating appropriate foods for the past two months.
If a neurosurgeon stimulated a specific area of your __________, you might raise an arm or move a finger
a. somatosensory cortex c. visual cortex b. motor cortex d. auditory cortex
Research indicates that ______ subjects spend more time in REM sleep after learning difficult material
a. neither human nor nonhuman c. nonhuman, but not human b. human, but not nonhuman d. both human and nonhuman