ascus

简明释义

英[ˈəskəs]美[ˈæskəs]

n. 子囊

复 数 a s c i

英英释义

单词用法

同义词

反义词

例句

1.The head of the child seat in fungi contain ascus, ascus containing a spore.

在真菌子座的头部含有子囊，子囊内藏有孢子。

2.Objective:To analyze the clinical significance and correlated factors of untypical squamous cells or glandular cells (ASCUS /AGUS) of cervix found in TCT.

目的：探讨超薄液基细胞技术（TCT）结果中，性质不明的不典型鳞状细胞和腺细胞（AS-CUS、AGUS）的临床意义及相关因素。

3.Wulingshen is the Sclerotia of ascus fungus black Xylaria, which is widely used in clinical care.

乌灵参是子囊真菌黑柄炭角菌菌核，临床使用颇为广泛。

4.The specificity of HPV testing (84%) was significantly higher than cytology using an ASCUS threshold (71%) (P<. 001).

HPV检测的特异性（84%）要明显高于使用ASCUS阈值的细胞学方法（71%） （P<.001）。

5.Other cells are metaplastic or atypical metaplastic cells and parakerototic or atypical parakeratotic cells, should be in ASCUS category.

其他细胞是化生或非典型化生和角化不良或非典型角化不良细胞；应该是ASCUS的范畴。

6.Objective:To analyze the clinical significance and correlated factors of untypical squamous cells or glandular cells (ASCUS /AGUS) of cervix found in TCT.

目的：探讨超薄液基细胞技术（TCT）结果中，性质不明的不典型鳞状细胞和腺细胞（AS-CUS、AGUS）的临床意义及相关因素。

7.The term ascus refers specifically to the sac-like structure where ascospores develop.

术语子囊特指孢子发育的囊状结构。

8.Under the microscope, you can easily identify the ascus filled with spores.

在显微镜下，您可以轻松识别出充满孢子的子囊。

9.The fungal spores are produced in a specialized structure called an ascus, which is crucial for reproduction.

真菌孢子在一种称为子囊的特殊结构中产生，这对繁殖至关重要。

10.Yeasts are a type of fungus that often reproduce through the formation of an ascus.

酵母是一种真菌，通常通过形成子囊进行繁殖。

11.In many ascomycetes, the ascus can contain eight spores arranged in a linear fashion.

在许多子囊菌中，子囊可以包含八个以线性方式排列的孢子。

作文

In the fascinating world of biology, there are numerous structures and terms that describe the intricate processes of life. One such term is ascus, which refers to a specialized sac-like structure found in certain fungi. The ascus plays a critical role in the reproductive cycle of these organisms, particularly in the phylum Ascomycota, also known as sac fungi. Understanding the function and significance of the ascus can enhance our appreciation of fungal biology and its impact on ecosystems.The ascus is typically a cylindrical or oval sac that contains spores, known as ascospores. These spores are produced through a process called meiosis, where genetic material is halved, resulting in genetically diverse offspring. This method of reproduction is vital for the survival of the species, allowing them to adapt to changing environments. In many cases, a single ascus can contain eight ascospores, although some species may produce fewer or more.Fungi are essential decomposers in ecosystems, breaking down organic material and recycling nutrients back into the soil. The existence of the ascus in these organisms highlights the importance of fungi in maintaining ecological balance. For instance, when an ascus releases its ascospores into the environment, it contributes to the dispersal and colonization of new habitats. This process not only aids in the propagation of the fungal species but also supports the growth of other organisms that rely on fungi for sustenance.Moreover, the study of the ascus has significant implications in various fields, including medicine and agriculture. Certain fungi that produce ascus structures are known to have beneficial properties. For example, the mold Penicillium notatum, which belongs to the Ascomycota phylum, produces the antibiotic penicillin. This discovery revolutionized medicine and has saved countless lives. Understanding the mechanisms behind the ascus and its role in spore production can lead to further advancements in biotechnology and pharmaceuticals.On the agricultural front, some fungi with ascus structures are used in fermentation processes. Yeasts, which are also classified under Ascomycota, play a crucial role in the production of bread, beer, and wine. The fermentation process involves the conversion of sugars into alcohol and carbon dioxide, facilitated by the ascospores of yeast. This relationship between fungi and human industry showcases the practical applications of understanding the ascus and its functions.In conclusion, the term ascus encompasses more than just a biological definition; it represents a fundamental aspect of fungal life that has far-reaching implications for our ecosystems and society. From its role in reproduction and nutrient cycling to its applications in medicine and agriculture, the ascus is a testament to the complexity and interconnectedness of life on Earth. By studying and appreciating structures like the ascus, we can gain deeper insights into the natural world and the vital roles that all organisms play within it.

在生物学的迷人世界中，有许多结构和术语描述生命的复杂过程。其中一个术语是ascus，它指的是某些真菌中发现的一种特殊的囊状结构。ascus在这些生物的繁殖周期中起着关键作用，尤其是在子囊菌门（Ascomycota），也称为囊状真菌。理解ascus的功能和重要性可以增强我们对真菌生物学及其对生态系统影响的欣赏。ascus通常是一个圆柱形或椭圆形的囊，里面包含着被称为子囊孢子的孢子。这些孢子是通过减数分裂过程产生的，其中遗传物质减半，从而产生遗传多样的后代。这种繁殖方式对物种的生存至关重要，使它们能够适应不断变化的环境。在许多情况下，一个ascus可以包含八个子囊孢子，尽管某些物种可能会产生更少或更多的孢子。真菌是生态系统中重要的分解者，能够分解有机物质并将养分回收至土壤中。ascus在这些生物中的存在突显了真菌在维持生态平衡方面的重要性。例如，当一个ascus将其子囊孢子释放到环境中时，它有助于新栖息地的传播和定殖。这个过程不仅有助于真菌物种的繁衍，还支持依赖真菌为生的其他生物的生长。此外，研究ascus在医学和农业等各个领域具有重要意义。某些产生ascus结构的真菌被认为具有有益特性。例如，属于子囊菌门的霉菌Penicillium notatum产生抗生素青霉素。这一发现彻底改变了医学，并拯救了无数生命。理解ascus背后的机制及其在孢子产生中的作用，可以带来生物技术和制药领域的进一步进展。在农业方面，一些具有ascus结构的真菌被用于发酵过程。酵母，也被归类为子囊菌门，在面包、啤酒和葡萄酒的生产中发挥着关键作用。发酵过程涉及将糖转化为酒精和二氧化碳，这一过程由酵母的子囊孢子促进。这种真菌与人类工业之间的关系展示了理解ascus及其功能的实际应用。总之，术语ascus不仅仅是一个生物学定义；它代表了真菌生活的一个基本方面，对我们的生态系统和社会有深远的影响。从它在繁殖和养分循环中的作用，到它在医学和农业中的应用，ascus证明了地球上生命的复杂性和相互联系。通过研究和欣赏像ascus这样的结构，我们可以深入了解自然世界以及所有生物在其中扮演的重要角色。