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operon

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
operon /op·er·on/ (op´er-on) a segment of a chromosome comprising an operator gene and closely linked structural genes having related functions.
op·er·on (p-rn)
n.
A unit of gene activity consisting of a sequence of genetic material that functions in a coordinated manner to control the production of mRNA and that consists of an operator gene, a promoter, and two or more structural genes.
operon (op´ron´),
n a segment of DNA consisting of an operator gene and one or more structural genes with related functions controlled by the operator gene in conjunction with a regulator gene.
operon
a segment of a chromosome comprising an operator gene and closely linked structural genes having related functions, the activity of the latter being controlled by the operator gene through its interaction with a regulator gene.
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