+D4a is a [human](/wiki/Human) [mitochondrial](/wiki/Mitochondrial_DNA) DNA haplogroup, marking a distinct branch on the tree of maternal ancestry. It traces its origins back to East Asia, now found across continents, hinting at ancient migrations.
+## See also
+- [Haplogroup](/wiki/Haplogroup)
+- [Human Migration](/wiki/Human_Migration)
+- [Genetics](/wiki/Genetics)
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