NOT KNOWN FACTS ABOUT DOGS

Mitochondrial DNA suggests that almost all fashionable dogs tumble into just one of four monophyletic haplogroups which might be named haplogroups A, B, C, and D. The vast majority of dogs drop inside haplogroup A. The mDNA "molecular clock" indicates that 22,800 YBP the main genetic divergence (split) transpired in haplogroup A, causing the lineag