| 单词 | preadaptational |
| 释义 | > as lemmaspreadapˈtational preadapˈtational adj. relating to or characterized by preadaptation. ΘΚΠ the world > life > biology > biological processes > evolution > [adjective] > adaptation > pre-adaptation preadapted1880 preadaptive1906 preadaptational1933 1933 Science 15 Dec. 541/2 We must regard such preadaptational mutations as a prerequisite for the spreading of a species into new areas with different conditions, which would be inaccessible to the original form. 1944 G. G. Simpson Tempo & Mode in Evol. vi. 188 The preadaptational axiom that animals enter a new environment simply because they can. 1976 Q. Rev. Biol. 51 116/1 The ‘neodarwinists’ find here no preadaptational mystery, and see in lichens..examples of natural selection having achieved high adaptedness via combining preexisting genetic endowments. < as lemmas |
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