Analysis of a Larger SNP Dataset from the HapMap Project Confirmed That the Modern Human A Allele of the ABO Blood Group Genes Is a Descendant of a Recombinant between B and O Alleles
Explanation of a recombination event in a phylogenetic network using model data. A nucleotide sequence (a) and a corresponding phylogenetic network (b) are shown. Modified from . See text for the details.
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