Determining the Genetic Influence on Two Fairly Common Human Behavioral

question 25

Short Answer

Determining the genetic influence on two fairly common human behavioral disorders has eluded researchers for many years.One involves passive deficits in thinking,language,feelings,and social skills; the other includes a variety of psychotic symptoms,perceptual disorders (hearing voices),and withdrawal from reality.Evidence from pedigrees and twins indicates that these two behaviors have a genetic component.Which behaviors are being described here?

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Definitions:

Rumination

The focused attention on the symptoms of one's distress, and on its possible causes and consequences, as opposed to its solutions.

Legalization

The process of making an act, practice, or substance legally permissible by law.

Marijuana

A psychoactive drug derived from the Cannabis sativa plant, used both for medical purposes and recreational use.

Short Term

Pertaining to or occurring over a short period of time, usually referring to memory, goals, or plans.