Studies have shown that:

a. The intelligence of adopted children is more highly correlated with their biologically unrelated parents than their birth parents.
b. for adults, heritability estimates average around .15 to .20.
c. the scores of fraternal twins reared together are more highly correlated than the scores of identical twins reared apart.
d. as adopted children grow into adulthood, the correlation between their IQ scores and those of their biologically unrelated family members diminishes to zero.

Answer: d

Psychology

You might also like to view...

Ebony Wilkerson received a ____________ because she was able to plead and have a psychiatrist attest that she was legally insane

A) lesser charges B) harsher sentencing C) lighter sentence D) time served sentence

Psychology

_____ identity status is characterized by no commitment made and no crisis experienced

Fill in the blank(s) with correct word

Psychology