recombinationlessadj.
/ˌriːkɒmbᵻˈneɪʃnləs/, U.S. /ˌriˌkɑmbəˈneɪʃ(ə)nləs/ Genetics.
That does not undergo recombination; that involves no, or greatly reduced, recombination; esp. designating mutant bacteria lacking enzymes involved in recombination.
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the world > life > biology > biological processes > genetic activity > [adjective] > changes or actions of genes or chromosomes > recombination
recombinational1931
recombinant1940
parasexual1954
recombinogenic1965
recombinationless1966
1966 Radiation Res. Suppl. 6 182 You described these strains as recombinationless.
1981 Molecular & Cellular Biol. 1 891 (title) Recombinationless meiosis in Saccharomyces cerevisiae.
2002 Food & Chem. Toxicol. 40 1605/1 A recombinationless strain..and the wild-strain..of Bacillus subtilis were used.
This entry has been updated (OED Third Edition, June 2009; most recently modified version published online March 2022).
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adj.1966