Definition of mutant in English:

mutant

adjective

  • Resulting from or showing the effect of mutation.

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

noun

  • A mutant form.

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