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Category: DNA

Haplomapper: mapping spatial distributions of haplogroups using FamilyTreeDNA data

Posted on 11-08-202111-08-2021 by Willem R. J. Vermeulen

As Y-DNA and mtDNA do not recombine and only mutate, these mutations can be used to link people who share the same mutations into haplogroups – meaning that these people share a direct paternal or direct maternal ancestor in the last centuries or even millennia. Combining information on the locations of the earliest known ancestors…

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Modelling shared DNA across generations

Posted on 19-04-202015-06-2021 by Willem R. J. Vermeulen

As people inherit random parts of their fathers’ and mothers’ DNA, they will not inherit the same length of DNA of each grandparent. When multiple generations pass, it becomes more and more difficult to predict how much DNA a person and their ancestor share – and if they even share DNA at all (which would…

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