+A DNA marker is a recognizable DNA sequence at a specific [Genome](/wiki/Genome) location. It serves as a molecular flag, often used to pinpoint a specific [Gene](/wiki/Gene) or trait, aiding in genetic mapping and disease research.
+## See also
+- [DNA](/wiki/Dna)
+- [Biomarker](/wiki/Biomarker)
+- [Genetic Map](/wiki/Genetic_Map)
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