Why is it difficult for psychologists to define the specific genes involved in disorders like depression and schizophrenia?
A) The specific gene that causes each disorder is usually the same.
B) A person with a disorder like depression or schizophrenia tends to have a much higher number of genes than a person without such a disorder.
C) There are likely numerous genes that influence the various symptoms of each disorder.
D) It is difficult to distinguish a depressed person from a person who is schizophrenic.

Question

Quizplus · Accepted Answer

Both depression and schizophrenia are complex disorders that involve numerous genes and genetic factors. There is no single gene responsible for these disorders, but instead, there may be a combination of many genes that influence the development and expression of symptoms. Additionally, environmental factors can also interact with genes and contribute to the development of these disorders, making it difficult to isolate the specific genes involved.

Why Is It Difficult for Psychologists to Define the Specific