Genetic Function
genetic marker Audio
ge·net·ic mark·er [ jeh-neh-tik mar-ker ]
Subclass of:
Biological Markers; Phenotype
Definitions related to genetic markers:
  • A segment of DNA with an identifiable physical location on a chromosome and whose inheritance can be followed.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Alteration in DNA that may indicate an increased risk of developing a specific disease or disorder.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • A phenotypically recognizable genetic trait which can be used to identify a genetic locus, a linkage group, or a recombination event.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Genetic marker, any alteration in a sequence of nucleic acids or other genetic trait that can be readily detected and used to identify individuals, populations, or species or to identify genes involved in inherited disease. Genetic markers consist primarily of polymorphisms, which are discontinuous...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2020
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