Regarding handedness, which of the following statements is FALSE?
a. A small minority of lefties owe their hand preferences to birth traumas, such as prematurity, low birth weight, and breech birth.
b. Left-handed persons have a significantly lower incidence of allergies and learning disorders than right-handed persons.
c. People with mixed handedness may be at risk for more immune-related diseases than persons who are consistently left-handed.
d. Collectivist cultures where left-handedness is viewed as especially negative have about half the proportion of left-handed persons as individualist cultures.
ANSWER: b
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a. achieved b. ascribed c. ascertained d. actualized
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Indicate whether the statement is true or false
In his research, Kevin Miller found that only 48 percent of American children could count to 20, compared to 74 percent of Chinese children. These differences can be understood in terms of
a. cross-cultural differences in number systems, a tool of intellectual adaptation. b. the extent to which children are expected to learn about numbers. c. the relative experiences with guided participation. d. specialized scaffolding abilities of Chinese parents.
Ray is seven months old. According to research, he is probably capable of perceptual discrimination of groups defined by
a. gender only. c. gender and race. b. race only. d. neither gender nor race.