| 单词 | mutation rate |
| 释义 | > as lemmasmutation rate mutation rate n. Genetics the rate at which mutations occur in a given gene or the genes of a population, usually expressed per generation. ΘΚΠ the world > life > biology > laboratory analysis > measure > [noun] > rate R1841 productivity1881 fusion frequency1924 mutation rate1930 turnover rate1943 1930 R. A. Fisher Genetical Theory Nat. Selection vi. 122 If..the mutation rates..are high enough to maintain any considerable genetic diversity, it will only be the best adapted genotypes which can become the ancestors of future generations. 1971 M. Levitan & A. Montagu Textbk. Human Genetics xvii. 649 Mutation rates are usually stated in terms of the number of changed genes per locus per generation. 1990 Sci. Amer. Dec. 70/2 The great genetic difference of the Khoisans (or Bushmen) would have to be explained as the result of a locally accelerated mutation rate. < as lemmas |
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