Mitochondrial Haplogroup O

Mitochondrial haplogroup O

Mitochondrial haplogroup O is an ancient lineage off of the N branch of the Mitochondrial tree, and partocularly from N lineages in India. It is found almost exclusively today in Australian aboriginal populations, and is one of the 4 major lineages introduced there in the initial founding populations. Haplogroup O has been reported in Northern Queensland at levels of approximately 15-16%.