Although the underlying causes of schizophrenia remain elusive, they are presumed to
involve ____________in combination with _______________ influences.
a. brain abnormalities; psychological, social, and environmental
b. early childhood trauma; bizarre patterns of communication in the family
c. brain abnormalities; the use of alcohol during adolescence
d. environmental toxins; chronic exposure to lead
A
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The text reports a study in which female college students interacted with a 6-month-old infant who was either a boy or a girl, and who was dressed as either a boy or a girl
(For example, sometimes a boy was dressed as a boy, sometimes he was dressed as a girl.) Results demonstrate the importance of which of the following factors in the development of gender identity? a. genetic forces, especially those coded on the X and Y chromosomes b. brain development, which proceeds either in a "male" or "female" pattern c. socialization d. androgyny
When the researcher has actively altered the environmental conditions, then the independent variable has been
a. assigned b. manipulated c. confounded d. strengthened