A Report in a Research Journal Describes the Symptoms of a Mental

question 120

Multiple Choice

A report in a research journal describes the symptoms of a mental disorder along with information on its etiology, including a heritability of 50%. How should this finding be interpreted?

• A) Genetic factors and the environment contribute about equally to this disorder.
• B) Half of the people who suffer from the disorder have a genetically caused disorder.
• C) Half of the children of carriers of this disorder will actually develop the disorder.
• D) Geneticists have identified half of the genes thought to be responsible for this disorder.

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