While the causes of schizophrenia are complex and not well understood, most researchers recognize that environmental factors must play a role in causing schizophrenia because __________.

Question

Quizplus · Accepted Answer

If schizophrenia was solely caused by genetics, identical twins would have a 100% concordance rate (i.e. both twins would have the disorder). However, studies have shown that the concordance rate between identical twins is only around 50%, which suggests that genetics cannot be the sole cause of schizophrenia.

While the Causes of Schizophrenia Are Complex and Not Well