Final answer:
Schizophrenia is not caused exclusively by biological factors.
Step-by-step explanation:
False. Schizophrenia is a complex disorder that is believed to be caused by a combination of genetic, environmental, and neurological factors. While there is evidence of a genetic component to schizophrenia, it is not solely caused by biological factors. Environmental influences, such as stress and trauma, can also play a role in the development of the disorder.
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