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Saturday, December 18, 2004

Race, Mendelian heredity and the development of blood group systems

In 1900, after the rediscovery of Gregor Mendel's experiments dealing with heredity, scientists began to focus greater attention on genes and chromosomes. Their objective was to ascertain the hereditary basis for numerous physical traits. Once the ABO blood group system was discovered and was shown to follow the pattern of Mendelian heredity, other systems—the MN

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