All of the Following Are True About the Genetic Basis

Multiple Choice

All of the following are true about the genetic basis of addiction except:

A) Moderate drinkers with the G allele of an opioid receptor report greater intoxication and euphoria than people lacking the allele.
B) Individuals who often experience the negative effects of alcohol,such as nausea,are more likely to become alcoholic.
C) Many addicts (60-70%) abuse three or more drugs.
D) The Homer gene is specific in its contribution to cocaine addiction.