英语词汇“adaptive radiation”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

adaptive radiation

noun [mass noun] Biology

The diversification of a group of organisms into forms filling different ecological niches.Thus, nowadays, these four species represent progressive stages of late speciation and constitute an excellent example of ecological speciation and adaptive radiation....

Under the ecological theory of adaptive radiation, adaptation and reproductive isolation are thought to evolve as a result of divergent natural selection.
As in other oceanic islands, the Canaries are characterized by a large number of endemic species as a result of apparent extensive speciation, putatively due to adaptive radiation and genetic drift.

单词	adaptive radiation
释义	adaptive radiation noun [mass noun] Biology The diversification of a group of organisms into forms filling different ecological niches.Thus, nowadays, these four species represent progressive stages of late speciation and constitute an excellent example of ecological speciation and adaptive radiation.... Under the ecological theory of adaptive radiation, adaptation and reproductive isolation are thought to evolve as a result of divergent natural selection. As in other oceanic islands, the Canaries are characterized by a large number of endemic species as a result of apparent extensive speciation, putatively due to adaptive radiation and genetic drift.
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