operon(redirected from Operons)
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A unit of genetic material that functions in a coordinated manner by means of an operator, a promoter, and one or more structural genes that are transcribed together.
(Genetics) genetics a group of adjacent genes in bacteria functioning as a unit, consisting of structural genes and an operator
[C20: from operate]
a set of two or more adjacent cistrons whose transcription is under the coordinated control of a promoter, an operator, and a regulator gene.
[< French opéron (1960), derivative of opérer to work]
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|Noun||1.||operon - a segment of DNA containing adjacent genes including structural genes and an operator gene and a regulatory gene|
operator gene - a gene that activates the production of messenger RNA by adjacent structural genes
regulator gene, regulatory gene - a gene that produces a repressor substance that inhibits an operator gene
n. operon, sistema de genes combinados en el cual el gen operador regula los demás genes estructurales.