What Does dogs Mean?
Mitochondrial DNA suggests that almost all present day dogs fall into one particular of 4 monophyletic haplogroups that are named haplogroups A, B, C, and D. Nearly all dogs drop within haplogroup A. The mDNA "molecular clock" implies that 22,800 YBP the initial genetic divergence (break up) occurred in haplogroup A, resulting in the lineages A1b a