polygene

[pol-ee-jeen]
noun
one of a group of nonallelic genes that together control a quantitative characteristic in an organism.
Also called quantitative gene.


Origin:
1940–45; back formation from polygenic; see poly-, gene, -ic

polygenic [pol-ee-jen-ik] , adjective
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World English Dictionary
polygene (ˈpɒlɪˌdʒiːn)
 
n
any of a group of genes that each produce a small quantitative effect on a particular characteristic of the phenotype, such as height

polygenic (ˌpɒliˈdʒɛnik)
 
adj
of, relating to, or controlled by polygenes: polygenic inheritance

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American Heritage
Medical Dictionary

polygene pol·y·gene (pŏl'ē-jēn')
n.
One of a group of nonallelic genes acting together to produce quantitative variations of a particular character.

polygenic pol·y·gen·ic (pŏl'ē-jěn'ĭk)
adj.
Relating to a characteristic or disease controlled by the interaction of genes at more than one locus.

The American Heritage® Stedman's Medical Dictionary
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Example sentences
As for the polygenic traits, they also exhibit differences.
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