+B2a is a distinct branch of [human](/wiki/Human) [mitochondrial DNA](/wiki/Mitochondrial_DNA) haplogroup B2. It represents a deep maternal lineage, primarily found among Indigenous populations of the Americas.
+## See also
+- [Haplogroup B](/wiki/Haplogroup_B)
+- [Mitochondrial DNA](/wiki/Mitochondrial_DNA)
+- [Genetic Markers](/wiki/Genetic_Markers)
... 1 more lines