supergene

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supergene

[′sü·pər‚jēn]
(genetics)
A chromosomal segment protected from crossing over and therefore transmitted from generation to generation as if it were a single recon.
(mineralogy)
Referring to mineral deposits or enrichments formed by descending solutions. Also known as hypergene.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Known as a "supergene", this clustering allows genetic combinations that are favoured for their mimetic resemblance to be maintained, while preventing combinations that produce non-mimetic patterns from arising.
This single supergene also appears important in melanism in other species, including moths.
A SINGLE "supergene" allows butterflies to perform feats of mimicry that confused Charles Darwin, research has shown.
Unlike the nearly immutable risk conferred by the supergenes, these polymorphisms raise the specter of cancer only in the presence of specific environmental hazards.
Evolution of supergenes. Journal of Theoretical Biology 55:305-324.