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- And when Mayr came up with his biological species concept, it seemed to exclude many microbes. 麦尔提出生物种观念时,似乎就把许多微生物排除在外。
- The biological species concept and the recognition species concept both define species in terms of interbreeding. 高基因流使种群遗传上彼此相似。
- By the standards of the biological species concept, the rotifers went from being a species to being not a species, whatever that means. 根据生物种观念的标准,蛭形轮虫可以是一个物种,也可以不是一个物种,不管物种的定义究竟是什麽。
- The reproductive species concept focuses on the idea that species exist and maintain their genetic integrity and distinctness because they do not interbreed. 基因流描述的是基因在种群内通过相互杂交、扩散和迁移进行的运动。
- These, according to the phylogenetic species concept, are species.In a sense, this concept takes Linnaeus's original system and updates it in light of evolution. 就某种程度而言,亲缘种的观念采用了林奈的系统并注入演化学的观念,成为新的物种观念。
- This has been particularly useful for the phylogeny of microorganisms, to which the species concept does not apply and which are too morphologically simple to be classified based on phenotypic traits. 这对微生物的系统发生史特别有用,因为物种概念在微生物中并不适用,微生物的形态过于简单以致于不能依表型性状进行分类。
- Do wolves belong to the canine species? 狼是犬科动物吗?
- This concept is at the very core of her theory. 这个概念是她理论的核心。
- I can not understand the so abstract concept. 我无法理解如此抽象的观念。
- We should do our best to save endangered species. 我们应该竭尽全力挽救濒于灭绝的生物。
- This rare bird has become an endangered species. 这种珍禽已成为濒临灭绝的物种。
- He was wearing a strange species of hat. 他戴着一种奇怪的帽子。
- Who originated the concept of stereo sound? 立体声是谁发明的?
- There are many species of chrysanthemum. 菊花品种很多。
- Today the survival of our species is threatened. 今天人类的生存受到了威胁。
- The giant panda has become an endangered species. 大熊猫已成了一种濒临灭绝的动物。
- Unlike most other bats, this species is diurnal. 这种蝙蝠与大多数蝙蝠不同,是在日间活动的。
- This species of flower flourishes in a warm climate. 这种花在温暖的气候中长得茂盛。
- An endangered species; an endangered culture. 濒临绝种的生物种类; 濒临绝传的文化
- He was the first to pose an alternative concept of the world. 他是第一个提出另一种新的世界概念的人。