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

单词	evolutionary clock
释义	DictionarySeemolecular clock evolutionary clock evolutionary clock any means of estimating the time which has elapsed since the evolution of a form or structure. For example, DNA or protein sequences may have two different forms and the rate of change indicated by such sequences may be directly proportional to the elapsed time. Calibration of such ‘clocks’ may be made through comparison with the fossil record.
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