natural selection

As we know, this theoretical proposal emphasizes the dimensions of species, aptitude and natural selection.

正如我们所致, 进化论强调物种的量纲, 倾向和自然选择.

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In this case, natural selection would tend to add to the stature of the plant.

在此种情况下, 自然选择就有增加植物高度的倾向.

辞典例句

Most critics of natural selection concede that Darwin survival of the fittest right.

绝大多数自然选择的批评家都勉强承认达尔文的“适者生存”是正确的.

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the theory of natural selection, first propounded by Charles Darwin

查尔斯∙达尔文首先提出的物竞天择理论

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These differences may be favored or discriminated against by NATURAL SELECTION.

这些变异可能在自然选择过程中被保留或淘汰.

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Darwin used the term natural selection for this process of discrimination.

达尔文为这种区分过程使用自然选择这一术语.

辞典例句

Natural selection ensures only the fittest survive to pass their genes on to the next generation.

自然选择确保只有最适应环境的物种得以存活下来，把基因传给下一代。

柯林斯例句

Next symbiosis became a major mover and shaker feeding off the change produced by natural selection.

接下来,共生开始成为进化的主要推动者和振荡器,依靠自然选择产生的变化滋养.

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Natural selection tends to maintain a mutation rate for maximal evolvability.

自然选择有维持一个突变率以获取进化性最大化的倾向.

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All base their arguments on the same tenets of natural selection.

上述三种论点的依据都是自然选择理论.

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Does natural selection only work on physical or it also work on mental as well?

物竞天择理论究竟是只在自然物质方面起作用呢还是也在精神方面起作用?

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The theory of natural selection provides an explanation of the evolutionary process.

物竟天择论解释了这一进化过程.

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Natural selection has tended to reduce this randomization.

自然选择往往倾向于减少这种随机化现象.

辞典例句

Evolving through natural selection is about time and numbers.

通过自然选择进化讲述的是时间和数量的故事.

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Darwin didn't offer a concrete mechanism by which his proposed natural selection would take place, either.

达尔文对于自己提出的自然选择如何发生也没能提供某种具体机制.

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Rudimentary organs, from being useless, are not regulated by natural selection, and hence are variable.

残留的器官, 因为无用而不受自然选择所控制, 也容易变异.

辞典例句

Why should it prevail against natural selection?

它为什么要阻止自然选择 呢 ?

辞典例句

Natural Selection Protected Some Asian Populations From Alcoholism, Study Suggests. Science Daily. Alcohol Reports.

自然选择保护一些东亚群体免于酒精中毒, 一研究发现. 科学日报. 酒精报道.

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Produced in China, after of years of natural selection and formation of a natural cat species.

产于中国, 是经过千百年的自然淘汰而形成的自然猫种.

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It affords, says Morgan, " a good'illustration of the operation of the principle of natural selection. "

按照摩尔根的看法, 这一进步可以作为 “ 自然选择原则在发生作用的最好的例证 ”.

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Abelson, 27, calls it " Natural Selection Speed Date II: Sugar Mamas & Boy Toys. "

27岁的阿贝森称之为 “ 自然选择速配二代: 甜心老妈 & 小情人 ”.

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Complex structures and behaviour such as eyes and language are undoubtedly the product of natural selection.

复杂的结构和行为,例如眼睛和语言毋庸置疑是自然选择的产物.

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Natural selection is a slower process with man than with any other creature.

自然选择对人类比起对其他生物是个较为缓慢的过程.

辞典例句

Something like the theory of Natural Selection explains why some people are homeless.

类似适者生存的理论可以解释为什麽有些人无家可归.

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Natural selection is a grim natural reaper.

自然选择是自然界冷酷的死神.

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Nature grants long periods of time for the work of natural selection.

自然界允许极长的时期,给自然选择来进行它的工作.

辞典例句

This shift is rapid and does not depend on natural selection.

这种变迁的过程很快而且并不取决于自然选择.

辞典例句

Darwin thinks that natural selection is the chief factor in the development of species.

达尔文认为自然淘汰是物种发展中的主要因素.

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