Pinel and Barnes ended their discussion of the genetics of human psychological differences with a description of the study of Turkheimer and colleagues (2003).The important finding of this study was that
A) among the very poor, the heritability estimate of IQ was close to zero.
B) among the affluent, the heritability estimate of IQ was close to one.
C) IQ in adult humans is almost entirely genetic.
D) both A and B
E) both B and C

Question

Quizplus · Accepted Answer

The key concept here is that experience can have a huge effect on heritability estimates, which are often assumed to be fixed for each trait.

Pinel and Barnes Ended Their Discussion of the Genetics of Human