oospore

简明释义

英[ˈəʊəspɔː]美[ˈoəˌspɔr]

n. 合子（尤指卵孢子）

英英释义

单词用法

同义词

反义词

例句

1.The numbers of produced oospore in the detached leaves were more than those in the stems.

在离体接种情况下，叶片中产生卵孢子数量大于茎中产生卵孢子数量；

2.The numbers of produced oospore in the detached leaves were more than those in the stems.

在离体接种情况下，叶片中产生卵孢子数量大于茎中产生卵孢子数量；

3.The primary source of infection was the oospore overwintered in soil and plant survival.

其主要侵染来源是土壤中和植物病残体上越冬的卵孢子。

4.The life cycle of certain algae includes the formation of an oospore, which is a resistant reproductive structure.

某些藻类的生命周期包括形成一个卵孢子，这是一种耐受的繁殖结构。

5.In laboratory studies, researchers observed the germination of oospores under controlled conditions.

在实验室研究中，研究人员观察到在控制条件下卵孢子的发芽。

6.The oospore plays a crucial role in the survival of some plant pathogens during unfavorable environmental conditions.

在不利的环境条件下，卵孢子在一些植物病原体的生存中起着至关重要的作用。

7.Farmers need to be aware of the oospore stage of pathogens to effectively manage crop diseases.

农民需要了解病原体的卵孢子阶段，以有效管理作物疾病。

8.The presence of oospores in soil samples indicates a potential risk for future plant infections.

土壤样本中存在卵孢子表明未来植物感染的潜在风险。

作文

In the fascinating world of biology, one term that often comes up in discussions about reproduction in certain organisms is oospore. An oospore is a type of spore that develops from the fusion of two gametes, typically in algae and fungi. This process is known as sexual reproduction, which allows for greater genetic diversity among the offspring. Understanding the role of oospore in the life cycle of these organisms can provide insights into their evolutionary strategies and adaptations. To comprehend the significance of oospore, it is essential to first grasp the basics of spore formation. Spores are reproductive units that can be dispersed to new locations, where they will germinate and grow into new individuals. In many fungi and some types of algae, the life cycle includes both asexual and sexual reproduction. During asexual reproduction, organisms produce spores through mitosis, resulting in genetically identical offspring. However, when conditions become unfavorable or when genetic variation is beneficial, these organisms switch to sexual reproduction, producing oospores. The formation of an oospore begins with the fusion of two specialized reproductive cells known as gametes. These gametes can be morphologically similar or different, depending on the species. Once fertilization occurs, the resulting zygote develops into an oospore, which is often encased in a protective structure to withstand harsh environmental conditions. The protective nature of the oospore is particularly important for survival. In many cases, oospores can remain dormant for extended periods, waiting for favorable conditions to emerge. This dormancy allows organisms to endure unfavorable environments, such as extreme temperatures or droughts. When conditions improve, oospores can germinate, giving rise to new individuals that carry a mix of genetic material from both parent organisms. The study of oospores is not only crucial for understanding the reproductive strategies of fungi and algae but also has implications for agriculture and ecology. For instance, certain fungi that produce oospores can be harmful to crops, leading to significant agricultural losses. On the other hand, beneficial fungi that form oospores play essential roles in nutrient cycling and soil health. Moreover, the ability of oospores to withstand adverse conditions makes them a subject of interest in research related to climate change. As ecosystems face increasing stress from changing climates, understanding how oospores function can inform conservation efforts and agricultural practices that promote resilience. In conclusion, the term oospore encapsulates a vital aspect of reproductive biology in certain organisms. By examining the formation, function, and ecological significance of oospores, we gain a deeper appreciation for the complexity of life and the various strategies organisms employ to thrive in diverse environments. Whether in the context of agriculture, ecology, or evolutionary biology, the study of oospores offers valuable insights into the interconnectedness of life on Earth.

在生物学这个迷人的领域中，常常会在关于某些生物繁殖的讨论中提到一个术语——oospore。oospore是一种孢子，通常在藻类和真菌中由两个配子的融合而形成。这一过程被称为有性繁殖，它允许后代之间具有更大的遗传多样性。理解oospore在这些生物生命周期中的作用，可以为我们提供对它们进化策略和适应性的深入了解。 要理解oospore的重要性，首先需要掌握孢子形成的基本知识。孢子是可以分散到新位置的生殖单位，在那里它们会发芽并生长成新的个体。在许多真菌和某些类型的藻类中，生命周期包括无性和有性繁殖。在无性繁殖过程中，生物通过有丝分裂产生孢子，从而产生基因相同的后代。然而，当条件变得不利或遗传变异有利时，这些生物会转向有性繁殖，产生oospores。 oospore的形成始于两个特殊生殖细胞，即配子的融合。这些配子可以根据物种的不同而形态相似或不同。一旦发生受精，形成的合子便发展成oospore，通常被包裹在保护结构中，以抵御恶劣的环境条件。 oospore的保护特性对于生存尤为重要。在许多情况下，oospores可以保持休眠状态很长时间，等待有利条件的出现。这种休眠能力使生物能够忍耐不利环境，例如极端温度或干旱。当条件改善时，oospores可以发芽，产生携带来自两个亲本生物的混合遗传物质的新个体。 对oospores的研究不仅对理解真菌和藻类的繁殖策略至关重要，而且对农业和生态学也有影响。例如，某些产生oospores的真菌可能对作物有害，导致显著的农业损失。另一方面，形成oospores的有益真菌在养分循环和土壤健康中发挥着重要作用。 此外，oospores在逆境中生存的能力使其成为与气候变化相关研究的关注对象。随着生态系统面临气候变化带来的日益压力，理解oospores的功能可以为促进韧性的保护工作和农业实践提供信息。 总之，oospore这个术语概括了某些生物繁殖生物学的一个重要方面。通过研究oospores的形成、功能和生态意义，我们对生命的复杂性以及生物在多样环境中生存所采用的各种策略有了更深刻的理解。无论是在农业、生态学还是进化生物学的背景下，对oospores的研究都为我们提供了关于地球上生命相互联系的宝贵见解。