1. Haplogroup E1b1b is thought to have originated in Horn of Africa.
Other mitochondrial lineages that are associated with Afroasiatic include mitochondrial haplogroups M1 and haplogroup U6. Gonzalez et al. 2007 suggest that Afroasiatic speakers may have dispersed from Horn of Africa carrying the subclades M1a and U6a1 [REF].