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Fig. 1 | BMC Evolutionary Biology

Fig. 1

From: Whole-genome resequencing provides insights into the evolution and divergence of the native domestic yaks of the Qinghai–Tibet Plateau

Fig. 1

Population genetic structure of the yak populations studied. a Neighbor-joining (NJ) tree of 109 yak individuals generated using TreeBest software, with wild yaks as the outgroup. The group 1, group 2 and group 3 of domestic yaks are colored with red, blue and orange. b Plots of principal components 1 and 2 from PCA analysis of 92 Chinese domestic yak individuals using the GCTA software. The colors of samples are same with the a. c Population genetic structure of domestic yak and wild yak inferred from the ADMIXTURE analyses (K = 2–5) using whole-genome SNPs. d Linkage disequilibrium (LD) decay for the four separate groups/subgroups of populations measured by r2

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