+E4a is a human [Y-DNA](/wiki/Y-DNA) haplogroup, a genetic lineage passed from father to son. Primarily found across [Africa](/wiki/Africa), its distribution helps trace ancient human migrations and population histories.
+## See also
+- [Haplogroup](/wiki/Haplogroup)
+- [Human Migration](/wiki/Human_Migration)
+- [Genetics](/wiki/Genetics)
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