| 单词 | cell lethal |
| 释义 | > as lemmascell lethal cell lethal n. and adj. Biology (a) n.a mutation which causes the death of the cell in which it occurs; (b) adj.lethal to cells; causing cell death. ΚΠ 1934 Science 2 Feb. 109/1 Papers [were] presented on..somatic segregation, crossing-over and gene deficiencies as cell-lethals. 1934 Amer. Naturalist 68 165 In every case the deficiency tested had a cell lethal effect. 1962 Proc. Royal Soc. B. 157 121 It is difficult to see how dominant cell lethals can be important in aging. 2002 L. I. Held Imaginal Discs v. 100/1 Much of the later data came from a cell-lethal mutation whose gene product was then unknown. < as lemmas |
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