Research on the genetic effects on intelligence has found that ________.
A) there are one or two specific intelligence genes
B) genes have little if any effect on intelligence
C) the environment plays the only role
D) multiple genes contribute to intelligence

Question

Quizplus · Accepted Answer

Research has found that multiple genes contribute to intelligence, rather than one or two specific genes. However, the environment also plays a role in shaping intelligence, and the interaction between genes and environment is complex.

Research on the Genetic Effects on Intelligence Has Found That