natural mutation


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Related to natural mutation: induced mutation

spon·ta·ne·ous mu·ta·tion

a mutation that arises naturally and not as a result of exposure to mutagens.
Synonym(s): natural mutation

natural mutation

Mutation occurring without artificial external intervention. Natural mutation is thought to be a primary factor in evolutionary change.
See also: mutation
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References in periodicals archive ?
Interestingly, this isolate was antigenically FPLV-type but had a natural mutation of VP2 residue 323 Asp to CPV-specific Asn, supporting previous site-directed mutagenesis studies.
Feline host range of Canine parvovirus: recent emergence of new antigenic types in cats
Runners and cyclists have been under fire in recent years for illegally using the hormone EPO, or erythropoieten, to improve performance, but there are also natural mutations of the gene that can allow a person to manufacture up to 50 per cent more red blood cells than people who don't have it, thereby vastly increasing stamina.
Bloodstock Desk: Recent gene studies in human athletes has encour aged pioneering equine exper t t o follow suit on thor oughbr eds; Rachel Pagones reports on the British Association Science Festival in Dublin last week, where the ambitious task of creating genetic profiles for individual horses was proposed
They then bred the bacteria for years in harsh laboratory conditions to select for natural mutations that make the bacteria good oil processors and able to withstand the extreme temperatures and pressures in oil wells.
Microbes Recover Oil
Genetic stocks are those with induced and natural mutations, cytological (cellular) stocks of genetic oddities, and variations on normal chromosomes, marker genes, and pest-resistant stocks.
Celebrating a century of plant exploration

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