symbiont

简明释义

英[ˈsɪmbɪˌɒnt]美[ˈsɪmbaɪˌɑːnt]

n. [生态]共生者；共生有机体（等于 symbiote）

英英释义

单词用法

同义词

反义词

例句

1.The effect of symbiont on growth and reproduction of the black bean aphid, Aphis craccivora KochObtaining aposymbiotic aphids is key to study the relationship between the aphid and Buchnera.

共生菌在黑豆蚜生长和繁殖中的作用研究蚜虫与细菌的共生关系，首先要获得脱共生蚜虫。

2.The effect of symbiont on growth and reproduction of the black bean aphid, Aphis craccivora KochObtaining aposymbiotic aphids is key to study the relationship between the aphid and Buchnera.

共生菌在黑豆蚜生长和繁殖中的作用研究蚜虫与细菌的共生关系，首先要获得脱共生蚜虫。

3.To obtain genetic stable strain, we evaluated the clearance of symbionts in tsetse, impact of vitamin supplement on fly fertility and relationship between symbiont and trypanosome infection.

为了获得稳定的遗传株，我们还研究了如何清除苍蝇的共生菌，如何添加维生素来维持苍蝇的生育能力以及共生菌对锥虫感染的影响。

4.The Arbuscular fungus had formed the symbiont with the ancient land lower plants before the appearance of the higher plant.

菌根真菌早在高等植物出现以前，就已经同古老的陆生低等植物形成了共生体。

5.In a coral reef ecosystem, the algae serve as a crucial symbiont 共生体 that provides energy to the coral through photosynthesis.

在珊瑚礁生态系统中，藻类作为重要的symbiont 共生体，通过光合作用为珊瑚提供能量。

6.Certain bacteria in the human gut act as symbionts 共生体, helping to digest food and produce essential vitamins.

人体肠道中的某些细菌充当symbionts 共生体，帮助消化食物并产生必需的维生素。

7.The relationship between the clownfish and sea anemone is a classic example of a mutualistic symbiont 共生体 interaction.

小丑鱼与海葵之间的关系是互惠的symbiont 共生体互动的经典例子。

8.In agriculture, mycorrhizal fungi are important symbionts 共生体 that enhance plant nutrient uptake.

在农业中，菌根真菌是重要的symbionts 共生体，能够增强植物的养分吸收。

9.Some species of ants protect aphids in exchange for the honeydew they produce, showcasing a fascinating symbiont 共生体 relationship.

一些蚂蚁物种保护蚜虫，以换取它们产生的蜜露，展示了一种迷人的symbiont 共生体关系。

作文

In the intricate web of life, relationships between organisms often define their survival and success. One fascinating aspect of these relationships is the concept of a symbiont, which refers to an organism that lives in close association with another organism, often benefiting from this relationship. The term symbiont is derived from the word 'symbiosis', which describes the interaction between two different organisms, typically in a way that benefits at least one of them. This relationship can take various forms, including mutualism, commensalism, and parasitism, each illustrating the diverse ways in which life interconnects. In mutualistic relationships, both organisms involved gain benefits. For example, consider the relationship between bees and flowering plants. Bees, as symbionts in this scenario, collect nectar from flowers while simultaneously pollinating them. This interaction not only provides bees with food but also ensures the reproduction of the plants, showcasing how symbionts can play a vital role in maintaining ecological balance. Without such relationships, many ecosystems would struggle to thrive, highlighting the importance of understanding symbionts in our environment. On the other hand, in commensal relationships, one organism benefits while the other is neither helped nor harmed. An example of this can be seen in barnacles that attach themselves to whales. The barnacles, as symbionts, gain a free ride through nutrient-rich waters, allowing them to feed more efficiently, while the whale remains largely unaffected by their presence. This illustrates yet another layer of complexity in the interactions between organisms, demonstrating that not all symbionts are mutually beneficial. Parasitism, however, presents a more controversial relationship, where one organism benefits at the expense of another. In this case, the parasite acts as a symbiont that derives nutrients from its host, often harming it in the process. A common example is that of tapeworms in the intestines of mammals. While the tapeworm thrives by absorbing nutrients meant for the host, the host suffers from malnutrition and various health issues. This highlights the darker side of symbionts and raises questions about the balance of nature and the impact of such relationships on biodiversity. Understanding the role of symbionts extends beyond ecological interactions; it also has implications for human health and agriculture. For instance, the human gut microbiome is composed of trillions of microorganisms, many of which function as symbionts. These microbes aid in digestion, produce essential vitamins, and protect against harmful pathogens. Disruptions in this delicate balance can lead to health issues, emphasizing the significance of symbionts in our bodies. Similarly, in agriculture, recognizing beneficial symbionts such as mycorrhizal fungi can enhance crop yields and promote sustainable farming practices. In conclusion, the concept of a symbiont encompasses a wide range of interactions that highlight the interconnectedness of life on Earth. From mutualistic partnerships that foster growth to parasitic relationships that challenge survival, symbionts play crucial roles in shaping ecosystems and influencing human health. As we continue to explore these relationships, we gain valuable insights into the complexity of life and the importance of preserving the delicate balance within our natural world.

在生命的复杂网络中，生物之间的关系往往决定了它们的生存和成功。一个引人入胜的方面是“共生体”的概念，它指的是一种与另一种生物紧密相互依存的生物，通常从这种关系中受益。术语共生体源自“共生”一词，描述了两种不同生物之间的相互作用，通常以至少一种生物受益的方式进行。这种关系可以采取多种形式，包括互利共生、偏利共生和寄生，各种形式展示了生命相互联系的多样性。 在互利共生关系中，参与的两个生物都获得好处。例如，考虑蜜蜂与开花植物之间的关系。在这种情况下，蜜蜂作为共生体，从花朵中收集花蜜，同时对其进行授粉。这种相互作用不仅为蜜蜂提供了食物，还确保了植物的繁殖，展示了共生体在维持生态平衡中的重要作用。如果没有这样的关系，许多生态系统将难以繁荣，强调了我们理解环境中共生体的重要性。 另一方面，在偏利共生关系中，一个生物受益，而另一个生物既没有得到帮助也没有受到伤害。一个例子是附着在鲸鱼上的藤壶。藤壶作为共生体，在营养丰富的水域中获得了免费乘车的机会，从而使它们能够更有效地觅食，而鲸鱼则基本上不受它们存在的影响。这进一步展示了生物之间相互作用的复杂性，表明并非所有的共生体都是互利的。 然而，寄生则呈现出更具争议性的关系，其中一个生物以另一个生物为代价获益。在这种情况下，寄生虫充当一种共生体，从宿主身上获取养分，通常会对其造成伤害。一个常见的例子是哺乳动物肠道中的绦虫。虽然绦虫通过吸收本应供宿主使用的养分而繁荣，但宿主却因营养不良和各种健康问题而受到伤害。这突显了共生体的阴暗面，并引发了关于自然平衡及此类关系对生物多样性影响的问题。 理解共生体的角色不仅限于生态相互作用；它还对人类健康和农业有影响。例如，人类肠道微生物组由数万亿个微生物组成，其中许多作为共生体发挥作用。这些微生物帮助消化，产生必需的维生素，并保护宿主免受有害病原体的侵害。这种微妙的平衡被打破可能导致健康问题，强调了共生体在我们身体中的重要性。同样，在农业中，识别有益的共生体（如菌根真菌）可以提高作物产量并促进可持续农业实践。 总之，共生体的概念涵盖了一系列相互作用，突显了地球上生命的相互联系。从促进生长的互利伙伴关系到挑战生存的寄生关系，共生体在塑造生态系统和影响人类健康方面起着至关重要的作用。随着我们继续探索这些关系，我们获得了对生命复杂性的宝贵见解，以及保护我们自然世界中微妙平衡的重要性。