linkage group

American  

noun

Genetics.

1. a group of genes in a chromosome that tends to be inherited as a unit.

---

linkage group Scientific  

/ lĭng′kĭj /

1. A pair or set of genes that are close to each other on a chromosome and tend to be transmitted together.

---

Etymology

Origin of linkage group

First recorded in 1935–40

Example Sentences

See Examples For:

linkage group

Although their order may change, the genes on a chromosome form a kind of linkage group: they don’t usually shuffle with genes on other chromosomes.

From Scientific American ● May 17, 2023

Finally, we recalculated the genetic distances from the recomputed recombination frequencies through the Kosambi mapping function for each linkage group, and obtained a genetic map consisting of 4,506 high-confidence bins.

From Nature ● May 8, 2018

Markers were assigned to linkage groups using JoinMap, with regression mapping used to obtain the genetic maps per linkage group.

From Nature ● Feb. 7, 2017

Black bands in each linkage group represent mapped markers.

From Nature ● Feb. 7, 2017

Letters next to each linkage group name indicate putative assignments of the linkage group to the A or B sub-genome.

From Nature ● Feb. 7, 2017