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Centimorgans (cM)

The unit of genetic map distance used to measure shared DNA between individuals. A first-degree relative shares approximately 2,550 cM; a third cousin shares approximately 200-850 cM. The amount of shared DNA in centimorgans estimates the probable degree of relationship.

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Barbara Rae-VenterCODISForenSeq KintelligenceGEDmatchGenetic genealogistInvestigative genetic genealogy (IGG)Opt-in policyParabon NanoLabsSingle nucleotide polymorphism (SNP)

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