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Behavioral Science

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72 Deja Review: <strong>Behavioral</strong> <strong>Science</strong><br />

What is the second most common<br />

genetic cause of mental retardation?<br />

What disorder, characterized by verbal<br />

and motor tics, has a genetic<br />

component?<br />

Fragile X syndrome<br />

Tourette disorder<br />

ALCOHOLISM GENETICS<br />

What is the prevalence of alcoholism<br />

in children of alcoholics compared<br />

to the general population?<br />

Four times more prevalent<br />

What is the concordance rate of 60%<br />

alcoholism in monozygotic twins?<br />

What is the concordance rate of 30%<br />

alcoholism in dizygotic twins?<br />

Which gender offspring of alcoholics<br />

is more likely to become alcoholics<br />

themselves?<br />

In which age group is the genetic<br />

influence of alcoholism strongest<br />

in males?<br />

Male offspring<br />

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