In the theory of evolution, what is the unit of evolution? A. The individual B. The population C. The species D. The E. cosystem 相关知识点: 试题来源: 解析 B。解析:在进化理论中,进化的单位是种群。个体不能作为进化的单位,因为个体的变化不能代表整个物种的进化方向。物种是一个分类概念,不...
What Is the Theory of Evolution? by Robert Walker (Shaping Modern Science series) (eBook)Walker, Robert
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根据题干关键词Darwin’s evolution theory定位到原文第二段。由第七句...“The Origin of Species”because he thought he was about to be scooped by his fellow naturalist Alfred Russel Wallace,who had independently come up with much the same idea of evolution through natural selection.可知,达尔文急...
Graphics,Music Who/what is evolutionarytheory? 21/02/2011Leave a comment
What is Evolution? A change in a species over time. The process by which modern organisms have descended from ancient organisms. The Theory of Evolution A scientific theory: Well-supported, testable, explanation of a phenomena that occurs in the natural world. ...
The theory of evolution states that species change over time. There are many different ways to change species, but most can be described as natural selection.
A. The evolution of interstellar gas clouds. B. The lifetime of stars. C. The quality of main-sequence stars. D. The formation of stars. 相关知识点: 试题来源: 解析 D [解析] 12-17Professor So far as we know, most of the matter in the universe is in the form of stars. The maj...
Charles Darwin proposed the theory of evolution. What was the main source of evidence for his theory? A. Fossils and his observations during his voyage B. Ancient books and legends C. Laboratory experiments on animals D. Interviews with other scientists ...
What is the coevolution theory? Evolution: Evolution often occurs as a result of environmental pressures that are put on a species. As the environment, and the other organisms in it change, a species may be forced to evolve new characteristics in order to remain competitive and survive over ...