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DNA Day at the FamilySearch Library (view source)
Revision as of 17:08, 21 April 2021
, 21 April 2021→How Genealogists Use DNA
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==''How Genealogists Use DNA''== | ==''How Genealogists Use DNA''== | ||
There are currently five DNA testing companies who test both ethnicity and provide match lists: AncestryDNA, FamilyTreeDNA, 23andMe, MyHeritage DNA, and Living DNA. The match lists are essential to using DNA in family history research. | There are currently five DNA testing companies who test both ethnicity and provide match lists: AncestryDNA, FamilyTreeDNA, 23andMe, MyHeritage DNA, and Living DNA. The match lists are essential to using DNA in family history research. | ||
[[File:DNA testing companies comparison chart.jpg|right|frameless|599x599px|DNA Testing Companies Comparison Chart]] | |||
===Autosomal DNA (atDNA)=== | ===Autosomal DNA (atDNA)=== | ||
Autosomal DNA or atDNA testing can help with the following research questions. | Autosomal DNA or atDNA testing can help with the following research questions. | ||
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*Finding up to about 3x great-grandparents | *Finding up to about 3x great-grandparents | ||
=== Y-DNA === | ===Y-DNA=== | ||
Y-DNA testing can help with the following research questions. | Y-DNA testing can help with the following research questions. | ||
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*Surname projects | *Surname projects | ||
=== Mitochondrial DNA (mtDNA) === | ===Mitochondrial DNA (mtDNA)=== | ||
Mitochondrial DNA or mtDNA is most useful when used in conjunction with atDNA on the maternal line. | Mitochondrial DNA or mtDNA is most useful when used in conjunction with atDNA on the maternal line. | ||