+Human Y-DNA is a segment of [DNA](/wiki/dna) inherited almost unchanged from father to son, offering a unique window into paternal lineage. It serves as a powerful tool in [Ancestry](/wiki/ancestry) studies, tracing ancient human migration routes and population histories across the globe.
+## See also
+- [Mitochondrial DNA](/wiki/mitochondrial_dna)
+- [Haplogroup](/wiki/haplogroup)
+- [Evolution](/wiki/evolution)
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