THE DOG DIARIES

Mitochondrial DNA signifies that almost all fashionable dogs slide into one of 4 monophyletic haplogroups that are named haplogroups A, B, C, and D. Nearly all of dogs fall within just haplogroup A. The mDNA "molecular clock" signifies that 22,800 YBP the main genetic divergence (break up) happened in haplogroup A, resulting in the lineages A1b and