genetic marker

noun

any distinct inheritable indicator of identity and ancestry.
HLA antigen.
a chromosomal landmark or allele that allows for the tracing of a specific region of DNA, as in the study of recombination.

genetic marker

noun

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.

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Word History and Origins

Origin of genetic marker¹

First recorded in 1945–50

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Example Sentences

The best DNA test kits examine as many genetic markers as possible and go through labs that use precision and care in their results.

From Popular-Science

Once DeHaan identified the genetic markers associated with the traits he was looking for, he didn’t need to wait for the plants to fully mature before picking the best ones to breed.

From Washington Post

Across history, racializing peoples as others often went far beyond epidermal, physiognomic or genetic markers of race alone.

From Washington Post

The whole field of molecular genetics was just starting to reveal you could identify different populations of species and where they came from by genetic markers.

From Nautilus

Methusaleh dogs have led researchers to genetic markers for aging in the blood and brain.

From Nautilus

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genetic map genetic relationship

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