Recent Research Shows That If One Identical Twin Develops Schizophrenia

question 161

Multiple Choice

Recent research shows that if one identical twin develops schizophrenia, there is almost a 50 percent chance the other twin will develop schizophrenia. If future research confirms this finding, we will have evidence of:

• A) a strong genetic component of schizophrenia.
• B) a strong environmental component of schizophrenia.
• C) strong environmental and strong genetic components of schizophrenia.
• D) a single, strong "schizophrenia gene."

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Definitions:

Sex Differences

The biological and physiological distinctions between males and females, often leading to variations in behavior and mental processes.

Sex

A biological division of males and females based on chromosomes, genitals, and secondary sexual characteristics.

Personality Research

The scientific study of how different factors contribute to individual differences in behavior and mental processes.

Personality Traits

Enduring characteristics or qualities that describe an individual’s consistent patterns of feeling, thinking, and behaving.