Article
Genetic and environmental influences on adolescent substance use and abuse.
American journal of medical genetics - 9 Oct 2000
McGue M, Elkins I, Iacono W G
Abstract excerpt
The inheritance of substance use and abuse among adolescents was investigated in a sample of 626 male and female 17-year-old twin pairs. Both licit (tobacco) and illicit (e.g., marijuana, amphetamines) substance use and abuse was assessed and analyzed using standard biometric methods. The heritability of use and abuse of illicit substances was modest (25% or less), whereas the heritability of tobacco use and...
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