Alcoholism, Genetic Factors - Research Article from World of Genetics

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The contribution of genetics to alcoholism and other diseases having addictive behavior has been wrought with controversy for the past two hundred years. Because this is a politically and socially charged issue, there has been much debate regarding the true genetic contribution to alcoholism. Traditional medicine states that disease can be attributed to certain environmental conditions, specific gene alleles inherited from the parents or some combination of both of these factors. Most estimates of the contribution of genetics to alcoholism put the contribution of genetics about equal to that of the environment. Thus, the contribution of genetics to the disease is said to be about 50%. It should be noted, however, that various researchers have put this contribution as low as 10% or as high as 70%. The argument for heredity having a relatively strong influence on this disease rests primarily in studies involving families, adoptees and twins.

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This section contains 710 words
(approx. 3 pages at 300 words per page)
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