The BEST evidence supporting the role of genetic factors in intelligence is provided by studies that compare
a. children to both their biological and adoptive parents.
b. identical and fraternal twins.
c. people born in different generations since the 1930s.
d. children raised in poverty and middle-class children.
B
Psychology
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Progestin-only birth control methods can be taken by women who are breastfeeding
a. True b. False Indicate whether the statement is true or false
Psychology
The term for the set of factors that initiate and direct behavior, usually toward some goal is:
a. intelligence b. emotion c. thinking d. motivation
Psychology