What Is the Best Argument That Environmental Factors Play Some

question 165

Multiple Choice

What is the best argument that environmental factors play some role in schizophrenia?

• A) The risk for development of schizophrenia in identical twins is less than 100%.
• B) The risk for development of schizophrenia in fraternal twins is less than 100%.
• C) Drug treatments are effective in reducing positive symptoms.
• D) Schizophrenia appears to run in families.

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