Other than natural selection through genetic traits, what other factors can contribute to the survival (or death) of an organism outside of natural selection? What are the drawbacks of natural selection? What is natural selection? What are the steps of natural selection?
B 正确答案:B解析:细节题 答案在第一段的中间部分:一系列小的特征变化将不断累积,最终诞生的生物将会与其祖先存在很大差异,从而成为新的物种(…a series of small differences…they would constitute a new species.)。A,C,D三项也包含文章中已出现的词语,因此具有迷惑性,但根据上下文不难看出答案是B项。反馈...
The Belt and Road Initiative is a creative development that takes on and carries forward the spirit of the ancient silk routes – two of the great achievements in human history and civilization. It enriches the ancient spirit with the zeitgeist and culture of the new era, and provides a platf...
试题来源: 解析 B。解析:文中提到“Natural selection is the process by which organisms that are better adapted to their environment are more likely to survive and reproduce.”,自然选择是那些更适应环境的生物体更有可能生存和繁殖的过程。反馈 收藏 ...
Species evolve through natural selection. What is natural selection? A. a process by which organisms with favorable traits survive and reproduce B. a method of artificial breeding C. a random event D. a process of rapid change 相关知识点: ...
unit of natural selectionThe gene as the solution to the debate over the level at which natural selection acts has often been termed as too reductionist, but is this a valid criticism? Exploring this question in the context of nonlinearity illuminates not only the debate over the unit of ...
A. Genetic variation B. Inheritance C. Mutation D. Genetic recombination 相关知识点: 试题来源: 解析 A。中文解析:文章最后提到“And in evolutionary biology, genetic variation provides the raw material for natural selection...”,在进化生物学中,遗传变异为自然选择提供了原材料。反馈 收藏 ...
What must be true for natural selection to happen? What is the basis of natural selection? What is variation in natural selection? What are the types of natural selection? What happens in the process of natural selection? Define natural selection and give an example in biology. ...
What can natural selection lead to? A. Only the evolution of new species. B. Only changes in the characteristics of a population. C. Both the evolution of new species and changes in the characteristics of a population. D. Nothing.
结果一 题目 英语翻译.What we call "the survival of the fittest" he named "natural selection". 答案 我们所说的“适者生存”,他将其命名为“自然选择(法则)”.相关推荐 1英语翻译.What we call "the survival of the fittest" he named "natural selection"....