Behaviour genetics research has demonstrated that the split between genetic and environmental influences on IQ scores in most samples of individuals is
A) 60-40
B) 50-50
C) 80-20
D) 90-10

Question

Quizplus · Accepted Answer

In most samples of individuals, the split between genetic and environmental influences on IQ scores is approximately 50-50. This means that both genetic and environmental factors contribute equally to an individual's IQ score. However, this split can vary depending on the specific sample being studied and other factors.

Behaviour Genetics Research Has Demonstrated That the Split Between Genetic