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NEW TPO 4 What can be concluded about paragraph2?

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Bioluminescent Organisms
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Bioluminescence is the production and emission of light by living organisms. Observed in fireflies, jellyfish, and certain fungi, this light is generated through a chemical reaction involving luciferin and luciferase. Fireflies use bioluminescence to communicate, facilitating mating and deterring predators. Jellyfish use light to startle predators, providing an opportunity to escape. Some deep-sea organisms use bioluminescence for hunting, emitting light to attract prey.

Bioluminescence is not limited to animals. Certain fungi, like the ghost fungus, glow in the dark to attract insects that help disperse their spores. Scientists study bioluminescence to develop new technologies, exploring bioluminescent proteins for medical imaging and environmental monitoring. The exact mechanisms of bioluminescence are still not fully understood, despite its intriguing applications.

Ongoing research aims to uncover more about how organisms produce light and why this ability evolved. One area of interest is understanding the genetic and molecular basis of bioluminescence. As scientists delve deeper into the mysteries of bioluminescence, they may discover even more ways to harness this natural phenomenon. This has led to breakthroughs in several scientific fields, including genetics and biotechnology, demonstrating the wide-ranging potential of studying bioluminescence.

4.What can be concluded about paragraph2?

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正确答案:A
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题干:关于第2段可以得出什么结论?选项:A. 它提供了一个在非动物有机体中生物发光的例子。B. 它挑战了文章前面提出的一个观点。C. 它详细阐述了前面提到的化学反应。D. 它介绍了下一段将要解释的理论。 第二段首句说生物发光并不局限于动物,第二句举了真菌ghost fungus会在黑暗中发光的例子。选项A它提供了一个在非动物有机体中生物发光的例子,是正确的。选项B它挑战了文章前面提出的一个观点,第一段说的是生物发光,第二段说不只局限于动物,并不是为了否定前面信息的,选项B错误。选项C它详细阐述了前面提到的化学反应,第一段有提到荧光素和荧光素酶发生的化学反应,但第二段并没有详细阐述这个化学反应,错误。选项D它介绍了下一段将要解释的理论,文章第3段首句说正在进行的研究目的是生物如何产生光以及这种能力进化的原因。第二段没有提到相关信息,所以选项D它介绍了下一段将要解释的理论,是错误的。

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