Whose opinion is best supported by the results of twin and adoption studies?
a. Aaron, who assumes heredity is solely responsible for behavioral development.
b. Baron, who believes heredity has a substantial, but not total influence on behavioral development.
c. Karen, who asserts that heredity has virtually no influence on development.
d. Sharon, who asserts that twin and adoption studies are too flawed to yield accurate information about the influence of genetics on development.
b
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The strains of middle adulthood result largely from
a. work on identity formation. b. efforts to complete an education. c. trying to balance many demanding roles. d. trying to diet and quit smoking.
According to Piaget, when a scheme is modified based on some experience, ____ has occurred
a. assimilation b. animism c. accommodation d. egocentrism
A(n) __________ attribution is one in which the blame is placed on someone or something other than the self
a. external c. global b. internal d. stable
A zygote that separates into two clusters of cells instead of just one produces __________
A) identical twins B) dizygotic twins C) triplets D) triple X syndrome