In a classroom debate,a student says that,because research has determined that IQ is highly heritable,the IQ differences found between different racial groups must be genetic.What is an appropriate response to this student's conclusion?
A)heritability that is based on an estimate within one group cannot be used to interpret differences between groups.
B)racial differences in gene pools reflect the evolutionary pressures imposed by different environments.
C)differences between groups do not occur when culturally-fair tests are used.
D)heritability estimates that apply to one group apply to most groups.

Question

Quizplus · Accepted Answer

Heritability refers to the proportion of variance in a trait that is attributed to genetics within a particular group or population, and cannot be used to make conclusions about differences between groups. Other factors such as cultural and environmental influences also play a significant role in determining IQ differences between groups. Therefore, it is not appropriate to make the conclusion that racial differences in IQ are solely based on genetics.

In a Classroom Debate,a Student Says That,because Research Has Determined