You read in a book on behaviour genetics that intelligence is a polygenetic characteristic. What does this mean?
A) It means that intelligent behaviour is the result of multiple genes.
B) It means that intelligent behaviour is caused by the impact of a single gene.
C) It means that intelligent behaviour is more a result of environment than it is the result of genes.
D) It means that intelligent behaviour is a sex-linked characteristic.

Question

Quizplus · Accepted Answer

Polygenic means that a trait or characteristic is influenced by the action of multiple genes. In the case of intelligence, it suggests that there are several genes that contribute to the development of intelligence, and that it cannot be attributed to the influence of a single gene or environmental factors alone.

You Read in a Book on Behaviour Genetics That Intelligence