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genetic marker
(redirected from DNA marker)

    Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
genetic marker
n.
A gene or DNA sequence having a known location on a chromosome and associated with a particular gene or trait. Genetic markers associated with certain diseases can be detected in the blood and used to determine whether an individual is at risk for developing a disease.
genetic marker
n
(Life Sciences & Allied Applications / Genetics) a gene with two or more alternative forms, producing readily identifiable variations in a particular character, used in studies of linkage, genetic mapping, and identification of the presence of other genes that are closely linked to, and therefore usually inherited with, it
genetic marker
A gene or DNA sequence having a known location on a chromosome. Genetic markers associated with certain diseases can be used to determine whether an individual is at risk for developing an inherited disease.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.genetic marker - a specific gene that produces a recognizable trait and can be used in family or population studies
cistron, gene, factor - (genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity; "genes were formerly called factors"
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Hammer and Skorecki were part of the first research group 10 years ago that found the DNA marker signature of the Cohanim, termed the Cohen Modal Haplotype.
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