Among a large group of adopted children, the IQ scores of the children are predicted to be
A)more similar to those of their biological parents than their adoptive parents.
B)more similar to those of their adoptive parents than their biological parents.
C)as similar to those of their adoptive parents as to their biological parents.
D)unrelated to those of their adoptive parents.
E)unrelated to those of their biological parents.

Question

Quizplus · Accepted Answer

Research in genetics and psychology suggests that IQ has a significant hereditary component, meaning that children's IQ scores tend to be more similar to their biological parents' IQs than to those of their adoptive parents.

Among a Large Group of Adopted Children, the IQ Scores