Dictionary > Marker

Marker

Definition
noun, plural: markers
(general) Anything that marks or is used to mark, e.g. a location.
(genetics) A gene or DNA sequence with known physical location, and whose pattern of inheritance can be followed.
Supplement
In genetics, markers act as chromosomal landmarks. They are used to trace or identify specific region of a gene (especially one that is associated with an inherited disease) on a chromosome. They are also used to determine a linkage group or a recombination event.
Also called: (genetics) genetic marker, marker gene, DNA marker.

See also: genetic map.


You will also like...

Body temperature regulation by the hypothalamus
Temperature Regulation in Animals

This tutorial elucidates body temperature regulation. Know the details here to learn how the body sets the body temperat..

Birth Control and Contraception
Birth Control and Contraception

Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..

human respiratory system
Respiration

The human respiratory system is an efficient system of inspiring and expiring respiratory gases. This tutorial provides ..

The process of photosynthesis
Photosynthesis – Photolysis and Carbon Fixation

Photosynthesis is the process that plants undertake to create organic materials from carbon dioxide and water, with the ..

DNA - schematic
Genetic Mutations

This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..

Still Water Animals
Still Water Animals

Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..

Related Articles...

No related articles found

See all Related Topics