By LaRae Free Kerr

Genetic genealogy is “the use of DNA to explore ancestral origins and relationships between individuals…another tool for the genealogist’s toolbox,” wrote Blaine T. Bettinger, Ph. D. at http://www.thegeneticgenealogist.com/wp-content/uploads/InterpretingTheResultsofGeneticGenealogyTests.PDF. Following is an example, based on a true situation but with the names changed, showing what YDNA can do and undo for researchers.

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