achromatic spindle

简明释义

非染色质纺锤体

英英释义

例句

1.During the experiment, the team noted how the achromatic spindle facilitated accurate chromosome segregation.

在实验过程中，团队注意到无色纺锤体如何促进准确的染色体分离。

2.The researcher observed the formation of an achromatic spindle in the dividing cells, indicating proper chromosomal alignment.

研究人员观察到分裂细胞中形成了无色纺锤体，这表明染色体对齐正常。

3.Researchers are studying the role of the achromatic spindle in cancer cell proliferation.

研究人员正在研究无色纺锤体在癌细胞增殖中的作用。

4.In microscopy, the achromatic spindle is crucial for understanding cell division processes.

在显微镜观察中，无色纺锤体对于理解细胞分裂过程至关重要。

5.The presence of an achromatic spindle during mitosis ensures that genetic material is evenly distributed.

有无色纺锤体的存在可以确保在有丝分裂过程中遗传物质均匀分配。

作文

In the realm of biology, particularly in the study of cell division, the term achromatic spindle plays a crucial role. The achromatic spindle refers to the structure formed during mitosis and meiosis that facilitates the separation of chromosomes. This spindle is composed of microtubules, which are dynamic structures that can grow and shrink, allowing for the precise movement of chromosomes toward opposite poles of the dividing cell.Understanding the achromatic spindle is essential for grasping how cells reproduce and maintain genetic continuity. During the metaphase stage of cell division, chromosomes align at the cell's equatorial plane, and the achromatic spindle attaches to the centromeres of these chromosomes via protein complexes known as kinetochores. This attachment is vital for ensuring that each daughter cell receives an identical set of chromosomes.The term 'achromatic' itself indicates that the spindle does not have a specific color when viewed under a microscope, as it does not stain with traditional dyes used for visualizing cellular structures. Instead, the achromatic spindle is often observed through advanced imaging techniques that highlight its function rather than its appearance. This characteristic emphasizes the functional aspect of the spindle, focusing on its role in facilitating chromosome movement rather than its physical properties.Research into the achromatic spindle has implications beyond basic biology. It is significant in understanding various diseases, particularly cancer. Abnormalities in spindle formation or function can lead to improper chromosome segregation, resulting in aneuploidy, a condition where cells have an abnormal number of chromosomes. This is a hallmark of many cancers, making the study of the achromatic spindle vital for developing therapeutic strategies.Moreover, the achromatic spindle serves as a model for studying the mechanics of cellular processes. Scientists utilize various experimental techniques, including live-cell imaging and molecular biology tools, to observe how the spindle operates in real-time. By manipulating the components of the achromatic spindle, researchers can gain insights into the fundamental principles of cellular organization and division.In conclusion, the achromatic spindle is a pivotal component of the cell division process, integral to ensuring accurate chromosome segregation. Its study not only enhances our understanding of fundamental biological processes but also holds significant clinical relevance. As research progresses, the insights gained from studying the achromatic spindle will undoubtedly contribute to advancements in medical science, particularly in the fields of oncology and genetics. Therefore, the importance of understanding this structure cannot be overstated, as it bridges fundamental biology and practical applications in health and disease management.

在生物学领域，尤其是在细胞分裂的研究中，术语无色纺锤体扮演着至关重要的角色。无色纺锤体是指在有丝分裂和减数分裂过程中形成的结构，它促进了染色体的分离。这个纺锤体由微管组成，这些微管是动态结构，可以生长和缩短，从而精确地将染色体移动到分裂细胞的相对极。理解无色纺锤体对于掌握细胞如何繁殖和维持遗传连续性至关重要。在细胞分裂的中期阶段，染色体在细胞的赤道平面上排列，而无色纺锤体通过称为动粒的蛋白质复合物附着于这些染色体的着丝粒。这一附着对确保每个子细胞接收一组相同的染色体至关重要。术语“无色”本身表示在显微镜下观察时，纺锤体没有特定的颜色，因为它不会用传统染料进行染色，这些染料用于可视化细胞结构。相反，无色纺锤体通常通过先进的成像技术观察，这些技术突出其功能而非外观。这一特征强调了纺锤体的功能方面，专注于其促进染色体运动的作用，而不是其物理特性。对无色纺锤体的研究超越了基础生物学。它在理解各种疾病方面具有重要意义，尤其是癌症。纺锤体的形成或功能异常可能导致染色体分离不当，导致非整倍体，即细胞具有异常数量的染色体。这是许多癌症的标志，因此研究无色纺锤体对开发治疗策略至关重要。此外，无色纺锤体作为研究细胞过程力学的模型。科学家们利用各种实验技术，包括活细胞成像和分子生物学工具，观察纺锤体如何实时运作。通过操控无色纺锤体的组成部分，研究人员可以深入了解细胞组织和分裂的基本原理。总之，无色纺锤体是细胞分裂过程中一个关键的组成部分，对于确保准确的染色体分离至关重要。它的研究不仅增强了我们对基本生物过程的理解，而且具有重要的临床相关性。随着研究的进展，从研究无色纺锤体中获得的见解无疑将有助于医疗科学的进步，特别是在肿瘤学和遗传学领域。因此，理解这一结构的重要性不容小觑，因为它将基础生物学与健康和疾病管理的实际应用联系起来。