When examining heredity, mental disorders are almost always ________
A) influenced by one particular gene.
B) influenced by multiple genes.
C) influenced by recessive genes.
D) not influenced by genes.

Question

Quizplus · Accepted Answer

Mental disorders are complex traits that are influenced by multiple genes as well as environmental factors. While certain genes may increase the risk for developing a particular disorder, it is unlikely that any one gene would be solely responsible for the disorder.

When Examining Heredity, Mental Disorders Are Almost Always ________