mixotrophic

简明释义

英[/ˌmɪksoʊˈtrɒfɪk/]美[/ˌmɪksoʊˈtrɒfɪk/]

adj. [生物] 兼养的；[生物] 混合营养的

英英释义

单词用法

同义词

反义词

例句

1.The dinoflagellate Prorocentrum micans was used in the experiment because it has mixotrophic behavior.

实验中同时使用了海洋原甲藻作为混合营养体，因为其具有混合营养行为。

2.If both forms are required, the organisms are mixotrophic sensu stricto.

如果两种形式都需要，则该生物是严格的混合营养型。

3.The millisecond delayed light emission (MDLE) of light_grown cells and mixotrophic cells were also detected.

用双重转盘磷光机测定了光自养细胞和混合营养细胞的毫秒延迟发光。

4.At the same time, the experiment researched that the PSP cell growth in autophototrophic cultivation and mixotrophic cultures in bioreactor with in unsterilization.

同时探讨了在未灭菌的情况下螺旋藻在敞口光生物反应器中光合自养培养和混合营养培养。

5.Mixotrophic culture is a new method for culturing Spirulina in light with organic compound as supplementary carbon source, which can enhance the cell yield of Spirulina.

混合营养培养是一种外加有机碳源作为补充碳源，在光照下培养螺旋藻的新方法，经大量实验证实它能有效的提高螺旋藻的生物量。

6.Mixotrophic culture is a new method for culturing Spirulina in light with organic compound as supplementary carbon source, which can enhance the cell yield of Spirulina.

混合营养培养是一种外加有机碳源作为补充碳源，在光照下培养螺旋藻的新方法，经大量实验证实它能有效的提高螺旋藻的生物量。

7.In nutrient-poor environments, mixotrophic organisms can thrive by switching between autotrophy and heterotrophy.

在营养贫乏的环境中，混合营养型生物可以通过在自养和异养之间切换而繁荣生长。

8.The mixotrophic nature of some marine phytoplankton helps them adapt to varying light conditions.

一些海洋浮游植物的混合营养型特性帮助它们适应不同的光照条件。

9.Some species of algae are known to be mixotrophic, allowing them to utilize both light and organic matter for energy.

一些藻类物种被认为是混合营养型，使它们能够同时利用光和有机物质来获取能量。

10.The study of mixotrophic bacteria is crucial for understanding nutrient cycling in aquatic ecosystems.

对混合营养型细菌的研究对于理解水生生态系统中的养分循环至关重要。

11.Researchers found that mixotrophic protists play a significant role in the food web of freshwater lakes.

研究人员发现，混合营养型原生生物在淡水湖泊的食物网中扮演着重要角色。

作文

In the intricate web of life on Earth, organisms exhibit a variety of nutritional strategies to survive and thrive. Among these strategies, one particularly fascinating category is that of mixotrophic organisms. The term mixotrophic refers to organisms that can utilize both autotrophic and heterotrophic modes of nutrition. This means that they can produce their own food through photosynthesis or chemosynthesis while also being capable of consuming organic matter from other organisms. This dual capability allows mixotrophic organisms to adapt to varying environmental conditions and resource availability, making them incredibly versatile in their habitats.To understand the significance of mixotrophic organisms, we can look at examples from different ecosystems. For instance, certain species of algae, such as Euglena, are known to be mixotrophic. They possess chloroplasts that enable them to perform photosynthesis when sunlight is available. However, in low-light conditions or when nutrients are scarce, these algae can switch to a heterotrophic mode by absorbing organic compounds from their surroundings. This ability not only enhances their survival but also contributes to the overall productivity of aquatic ecosystems.Similarly, some protozoa exhibit mixotrophic behavior. For example, the genus Dinobryon can capture and digest small prey while also utilizing light for photosynthesis. This flexibility allows them to occupy various niches within their environment, often leading to increased competition with other microorganisms. The mixotrophic nature of these organisms highlights the complexity of food webs and the interdependence of species in an ecosystem.In terrestrial environments, mixotrophic plants are less common but still significant. Certain carnivorous plants, like the Venus flytrap, have adapted to nutrient-poor soils by trapping and digesting insects. While they primarily rely on photosynthesis for energy, their ability to supplement their nutrient intake through predation exemplifies a mixotrophic strategy. Such adaptations demonstrate how organisms can evolve unique mechanisms to cope with environmental challenges and resource limitations.The ecological implications of mixotrophic organisms extend beyond individual survival strategies. Their presence can influence nutrient cycling, primary productivity, and community dynamics. For example, in nutrient-rich waters, mixotrophic algae can outcompete purely autotrophic species, leading to shifts in community structure. Conversely, in nutrient-poor conditions, the ability to consume organic matter may provide a competitive advantage, allowing mixotrophic species to flourish where others cannot.Furthermore, understanding mixotrophic organisms is crucial in the context of climate change and environmental management. As ecosystems face increasing stressors, such as pollution and habitat loss, the resilience of mixotrophic species may play a pivotal role in maintaining ecosystem functions. Research into these organisms can provide insights into how ecosystems respond to changes and inform conservation strategies.In conclusion, the study of mixotrophic organisms enriches our understanding of ecological interactions and the diversity of life strategies. Their ability to harness multiple sources of energy and nutrients enables them to thrive in a wide range of environments, highlighting the adaptability of life on Earth. As we continue to explore the complexities of ecosystems, mixotrophic organisms serve as a reminder of the interconnectedness of all living things and the importance of preserving the delicate balance of nature.

在地球生命的复杂网络中，生物展示了多种营养策略以生存和繁衍。其中一个特别迷人的类别是混合营养型生物。术语混合营养型指的是能够利用自养和异养两种营养模式的生物。这意味着它们可以通过光合作用或化能合成来生产自己的食物，同时也能够从其他生物中摄取有机物质。这种双重能力使得混合营养型生物能够适应不同的环境条件和资源可用性，使其在栖息地中具有极大的灵活性。要理解混合营养型生物的重要性，我们可以从不同生态系统的例子入手。例如，某些藻类物种，如眼虫（Euglena），被认为是混合营养型的。它们拥有叶绿体，可以在阳光充足时进行光合作用。然而，在光照不足或营养缺乏的情况下，这些藻类可以通过吸收周围的有机化合物切换到异养模式。这种能力不仅增强了它们的生存能力，还对水生生态系统的整体生产力做出了贡献。同样，一些原生动物表现出混合营养型行为。例如，Dinobryon属可以捕获和消化小型猎物，同时利用光进行光合作用。这种灵活性使它们能够占据环境中的各种生态位，往往导致与其他微生物的竞争加剧。混合营养型生物的特性突显了食物网的复杂性以及生态系统中物种之间的相互依赖。在陆地环境中，混合营养型植物虽然不常见，但仍然重要。某些食虫植物，如捕蝇草，已经适应了养分贫乏的土壤，通过捕捉和消化昆虫来补充养分。尽管它们主要依赖光合作用获取能量，但通过捕食补充养分的能力体现了混合营养型策略。这种适应性展示了生物如何进化出独特机制来应对环境挑战和资源限制。混合营养型生物的生态意义超越了个体生存策略。它们的存在可以影响养分循环、初级生产力和群落动态。例如，在富营养水域，混合营养型藻类可能会超过纯自养物种，导致群落结构的变化。相反，在养分贫乏的条件下，摄取有机物的能力可能提供竞争优势，使得混合营养型物种在其他物种无法生存的地方蓬勃发展。此外，理解混合营养型生物在气候变化和环境管理的背景下至关重要。随着生态系统面临污染和栖息地丧失等日益严峻的压力，混合营养型物种的弹性可能在维持生态系统功能中发挥关键作用。对这些生物的研究可以提供有关生态系统如何应对变化的见解，并为保护策略提供信息。总之，研究混合营养型生物丰富了我们对生态相互作用和生命策略多样性的理解。它们能够利用多种能量和养分来源，使它们能够在广泛的环境中生存，突显了地球生命的适应性。随着我们继续探索生态系统的复杂性，混合营养型生物提醒我们所有生物之间的相互联系以及保护自然微妙平衡的重要性。