mutagenesisn.

Brit.

/ˌmjuːtəˈdʒɛnᵻsɪs/, U.S.

/ˌmjudəˈdʒɛnəsəs/

Origin: Formed within English, by compounding. Etymons: mutation n., -genesis comb. form.

Etymology: < muta- (in mutation n.) + -genesis comb. form, after slightly earlier mutagen n., mutagenic adj.

Biology.

The production of genetic mutations.

ΘΚΠ

the world > life > biology > biological processes > genetic activity > [noun] > changes or actions of genes or chromosomes > mutation

sporting of nature1666

sporting1827

saltation1870

mutation1904

point mutation1921

mutation pressure1929

macromutation1940

micromutation1940

mutagenesis1950

1950 Amer. Jrnl. Bot. 37 44 This finding..would suggest a difference between mutagenesis by irradiation and by nitrogen-mustard.

1953 Nature 21 Nov. 964/1 (heading) Chemical mutagenesis in bacteriophage T 2.

1972 Heredity 29 203 (heading) Gamma ray mutagenesis in a strain of Escherichia coli deficient in DNA polymerase I.

1985 Brit. Med. Jrnl. 9 Nov. 1318/1 In vitro mutagenesis in bacteria may be induced by the urine of nurses working with these drugs.

1999 New Scientist 6 Feb. 66/2 (advt.) An integrated campus for mouse genetics research with excellent facilities for molecular genetics, genomics, mutagenesis, [etc.].

This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).

单词	mutagenesis
释义	mutagenesisn. Brit. /ˌmjuːtəˈdʒɛnᵻsɪs/, U.S. /ˌmjudəˈdʒɛnəsəs/ Origin: Formed within English, by compounding. Etymons: mutation n., -genesis comb. form. Etymology: < muta- (in mutation n.) + -genesis comb. form, after slightly earlier mutagen n., mutagenic adj. Biology. The production of genetic mutations. ΘΚΠ the world > life > biology > biological processes > genetic activity > [noun] > changes or actions of genes or chromosomes > mutation sporting of nature1666 sporting1827 saltation1870 mutation1904 point mutation1921 mutation pressure1929 macromutation1940 micromutation1940 mutagenesis1950 1950 Amer. Jrnl. Bot. 37 44 This finding..would suggest a difference between mutagenesis by irradiation and by nitrogen-mustard. 1953 Nature 21 Nov. 964/1 (heading) Chemical mutagenesis in bacteriophage T 2. 1972 Heredity 29 203 (heading) Gamma ray mutagenesis in a strain of Escherichia coli deficient in DNA polymerase I. 1985 Brit. Med. Jrnl. 9 Nov. 1318/1 In vitro mutagenesis in bacteria may be induced by the urine of nurses working with these drugs. 1999 New Scientist 6 Feb. 66/2 (advt.) An integrated campus for mouse genetics research with excellent facilities for molecular genetics, genomics, mutagenesis, [etc.]. This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022). < n.1950
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