单词	mutation
释义	mutation noun mu·​ta·​tion myü-ˈtā-shən  1 : a significant and basic alteration : change 2 : umlaut 3 a : a relatively permanent change in hereditary material that involves either a change in chromosome structure or number (as in translocation, deletion, duplication, or polyploidy) or a change in the nucleotide sequence of a gene's codons (as in frameshift or missense errors) and that occurs either in germ cells or in somatic cells but with only those in germ cells being capable of perpetuation by sexual reproduction Mutations known to cause disease have been identified in approximately 1000 genes. Alan E. Guttmacher and Francis S. Collins also : the process of producing a mutation Microorganisms have been used extensively to study mutation … George A. Wistreich et al. b : an individual, strain, or trait resulting from mutation The worst E. coli bacterium, E. coli 0157:H, a mutation discovered in 1982 that has at least sixty-two subtypes, causes hemorrhagic colitis … Wayne Biddle mutational myü-ˈtā-shnəl  -shə-nᵊl adjective mutationally adverb Example Sentences The cat's short tail is the result of mutation. The condition is caused by a genetic mutation. The building is a mutation of the original design. Recent Examples on the Web Having the mutation means HIV can’t latch onto cells, giving natural resistance. Grace Browne, WIRED, 12 Sep. 2022 If the disease killed the animal, would doctors feel obligated to prescribe medication for a child with the same mutation even before symptoms emerged? Amy Dockser Marcus, WSJ, 6 Sep. 2022 But a new study has offered a radically different theory, arguing that side effects such as gas, bloating and intestinal cramps weren’t enough on their own to move the evolutionary needle on the genetic mutation. Rachel Pannett, Washington Post, 28 July 2022 The patient received a blood stem cell transplant at City of Hope in early 2019 for acute myelogenous leukemia from an unrelated donor who has a rare genetic mutation, homozygous CCR5 Delta 32, City of Hope said. Will Linendoll, ABC News, 28 July 2022 But according to an interesting article in The Atlantic, researchers wonder if some of them have a genetic mutation that naturally repels the coronavirus. Teresa M. Hanafin, BostonGlobe.com, 26 July 2022 The patients also had a particular mutation in their KRAS gene. Aayushi Pratap, Forbes, 10 June 2022 If someone has the mutation that causes HD, a child has a 50% chance of inheriting it. Andrew Joseph, STAT, 8 June 2022 That’s because the original omicron strain that swept the world didn’t have the mutation. Laura Ungar, Anchorage Daily News, 27 May 2022 See More Word History First Known Use 14th century, in the meaning defined at sense 1 Phrases Containing mutation back mutation genetic mutation gene mutation point mutation back mutation genetic mutation gene mutation point mutation Kids Definition mutation noun mu·​ta·​tion myü-ˈtā-shən  : a change in a gene or the resulting new trait it produces in an individual Medical Definition mutation noun mu·​ta·​tion myü-ˈtā-shən  1 : a relatively permanent change in hereditary material that involves either a change in chromosome structure or number (as in translocation, deletion, duplication, or polyploidy) or a change in the nucleotide sequence of a gene's codons (as in frameshift or missense errors) and occurs either in germ cells or in somatic cells but with only those in germ cells being capable of perpetuation by sexual reproduction also : the process of producing a mutation 2 : an individual, strain, or trait resulting from mutation mutation noun 1 as in modification a significant and basic change The sculpture series underwent several mutations as the artist experimented with different materials and techniques. Synonyms & Similar Words Relevance modification alteration variation change transformation metamorphosis deformation transmutation distortion amendment shift reformation conversion adjustment transition revision reform transmogrification transfiguration redesign fluctuation difference substitution remodeling reconstruction oscillation reconversion modulation reworking correction displacement replacement revise rectification review flux revamping refashioning remaking redo redoing regulation tweak wavering inconstancy vacillation Antonyms & Near Antonyms fixation stabilization 2 as in anomaly something that is a result of a change in the genes of a plant or animal This coloration in the bird's plumage is a rare mutation. Synonyms & Similar Words anomaly variation variant mutant rarity exception deviation malformation abnormality aberration irregularity error abomination miscreation mistake monster inconsistency oddity freak disparity difference monstrosity singularity prodigy anathema wonder peculiarity inconsistence marvel exotic rare bird rara avis objet curiosity curio objet d'art oddment
随便看	exuberantness exuberate exuberated exuberates exuberating exudate exudated exudateed exudateing exudates exudating exudation exudation pressure exudations exudative exudatoria exudatorium exude exuded exudes exuding exulcerate exulcerated exulcerates exulcerating

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