Definition of mutant in English:

mutant

adjective

  • Resulting from or showing the effect of mutation.

    ‘a mutant gene’
    • ‘The increase in mutant frequency was attributed to an increase in point mutations.’
    • ‘About 40 wild-type and mutant plants were grown on soil in the greenhouse.’
    • ‘The mutant isolation names are included as a part of the description of mutant phenotypes.’
    • ‘A classic forward genetics approach relies on the identification of observable mutant phenotypes.’
    • ‘These results are consistent with a loss of one functional copy of the ear gene in the mutant strains.’
    • ‘Subsequent genetic crosses showed that only 3 out of 13 new mutant phenotypes were allelic.’
    • ‘In a nutshell, it involves looking at a mutant line and mapping the mutation to a specific gene.’
    • ‘However, thus far it has not been possible to detect any general alteration in starch and sugar metabolism in mutant plants.’
    • ‘They give rise to clones of mutant cells showing up as mosaic spots on the eyes or the wings, respectively.’
    • ‘I've been 19 for over a day now and I haven't shown any signs of growing a third arm or any other mutant abnormality.’
    • ‘Mutants that failed to complement known mutant lines were mapped further and the genes were identified from the map position.’
    • ‘Cells from mutant colonies were subcultured daily for at least 5 days.’
    • ‘A relationship between these genes has also been obtained from mutant analysis as well as phylogenetic analysis.’
    • ‘The gene function is known in four cases, based on mutant phenotypes.’
    • ‘In other words, are rescue genes mutant alleles of the genes that normally kill hybrids?’
    • ‘We then compared the double mutant and deletion mutant proteins with the wild type.’
    • ‘HIV replicates rapidly in the human body so any mutant forms of the virus that can escape drugs quickly come to dominate.’
    • ‘However, only for a minority of genes is the function defined by a mutant phenotype.’
    • ‘This suggests that having two copies of the mutant gene interferes with survival.’
    • ‘In 1997, Mitchell proposed a new hypothesis for the bimodal size distribution of mutant colonies.’

noun

  • A mutant form.

    ‘frequently only a small percentage of the offspring of mutants resemble their parents’
    • ‘It occurred via the selection of suitable variants, often natural mutants.’
    • ‘Bacteria that have lost the ability to colonize are called symbiosis mutants.’
    • ‘Can such mutants be identified in the genetic screens presently in use, or is there a need for improved or even novel screens?’
    • ‘Among several mutations rumoured to alter senescence are the clavata mutants.’
    • ‘Let me explain that there are bad mutants and good mutants, just like real people.’
    • ‘Similar arguments and requirements apply to mutants created by transposon mutagenesis.’
    • ‘The ten mutants were grouped into nine categories, on the basis of thermotolerance characteristics.’
    • ‘The remaining five mutants were shown not to be allelic to any of the genes already known.’
    • ‘The authors are not aware of mutants with similar phenotypes in the vicinity of these mapped regions.’
    • ‘New approaches using mutants or transgenic plants have not led to more conclusive results.’
    • ‘Viral mutants that are not neutralised by antibodies induced by the available vaccines have been detected.’
    • ‘This indicated that these mutants had point mutations and not exon deletion or insertion.’
    • ‘Like the photoreceptor mutants they all showed a response comparable to the wild type.’
    • ‘In this paper, a novel screen is described for mutants hypersensitive to gamma radiation.’
    • ‘The role of the latter in starch biosynthesis is unknown as no mutants have been identified to date.’
    • ‘Second, the enzymatic activity for the active site mutants was determined in vitro.’
    • ‘From a study of the behaviour of certain mutants, the general molecular nature of the genetic code had been deduced.’
    • ‘This study also demonstrated that the escape mutants may show lesser fitness.’
    • ‘It did not reduce the world to rubble, or morph the human race into radiated mutants.’
    • ‘Mutant studies are limited by the availability of suitable mutants and the ability to generate and screen for them.’
    freak, freak of nature, deviant, oddity, monstrosity, monster, mutation, variant, variation
    View synonyms

Origin

Early 20th century: from Latin mutant- ‘changing’, from the verb mutare.

Pronunciation

mutant

/ˈmjuːt(ə)nt/