Figure 2.

Y chromosome haplogroup diversity in Guinea-Bissau. Absolute numbers are shown for the total sample and ethnical clusters. Haplogroup nomenclature and defining mutations assayed in this study, shown along the branches of the phylogeny, are as proposed by the YCC [60]. The bold link indicates the root, determined by comparisons with primates [2,79].

Rosa et al. BMC Evolutionary Biology 2007 7:124   doi:10.1186/1471-2148-7-124
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