endarch

简明释义

英[ˈendˌɑːk]美[ˈendɑrk]

adj. （木质纤维）内始式的

英英释义

单词用法

同义词

反义词

例句

1.There was endarch eustele in epicotylary shoot zone.

上胚轴苗区具有内始式真中柱。

2.At the upper and the middle part of hypocotyl, the pith appears, and the order of the primary xylem differentiation is endarch.

在下胚轴中、上部，髓部开始出现，初生木质部分化顺序为内始式；

3.At the upper and the middle part of hypocotyl, the pith appears, and the order of the primary xylem differentiation is endarch.

在下胚轴中、上部，髓部开始出现，初生木质部分化顺序为内始式；

4.During our lab session, we examined the endarch configuration of the vascular tissues under a microscope.

在我们的实验课上，我们在显微镜下检查了维管组织的endarch结构。

5.Understanding whether a plant is endarch or exarch can help botanists classify it correctly.

了解植物是endarch还是外生型可以帮助植物学家正确分类。

6.In botany, the term endarch refers to a type of vascular bundle development where the protoxylem is located towards the center of the stem.

在植物学中，endarch一词指的是一种维管束发育类型，其中原木质部位于茎的中心。

7.The endarch condition is often found in dicotyledons, contributing to their structural strength.

这种endarch状态通常出现在双子叶植物中，有助于它们的结构强度。

8.The endarch arrangement of xylem allows for efficient water transport in certain plant species.

在某些植物物种中，endarch的木质部排列允许有效的水分运输。

作文

In the realm of botany, the term endarch refers to a specific arrangement of vascular tissue in plants. This term is particularly significant when discussing the development of the xylem and phloem in various plant species. Understanding what endarch means can enhance our comprehension of plant biology and its intricate systems. 内源性的植物组织结构是如何影响植物的生长和适应性的一个重要方面。 The concept of endarch is often contrasted with another term, exarch, which describes a different arrangement of vascular tissues. In an endarch system, the xylem develops towards the center of the stem, while the phloem is positioned outward. This arrangement allows for efficient transport of nutrients and water, essential for the plant's survival. On the other hand, in an exarch configuration, the xylem is located on the outer side of the vascular bundle, which can lead to different growth patterns and adaptations. To illustrate the significance of endarch in the plant kingdom, consider the examples of flowering plants. Most angiosperms exhibit an endarch arrangement, which plays a crucial role in their ability to thrive in diverse environments. The internal positioning of the xylem provides structural support and helps maintain the integrity of the plant as it grows taller and broader. This is particularly important in habitats where competition for sunlight is fierce. Moreover, the endarch arrangement contributes to the overall efficiency of nutrient transport within the plant. The close proximity of the xylem and phloem allows for a more effective exchange of water, minerals, and sugars. As a result, plants with this vascular arrangement are often more resilient and better equipped to cope with environmental stressors such as drought or nutrient deficiency. In addition to its biological implications, the study of endarch structures can also provide insights into evolutionary processes. By examining the vascular arrangements in various plant species, scientists can trace the evolutionary adaptations that have allowed certain plants to dominate specific ecosystems. This research not only enriches our understanding of plant biology but also informs conservation efforts aimed at preserving biodiversity. In conclusion, the term endarch encompasses a vital aspect of plant anatomy that has far-reaching implications for understanding plant growth, adaptation, and evolution. By grasping the significance of endarch arrangements in vascular tissues, we can appreciate the complexity and resilience of the plant kingdom. As we continue to explore the intricacies of plant biology, terms like endarch serve as key concepts that unlock the mysteries of nature and its remarkable inhabitants. Thus, recognizing the importance of endarch is essential for anyone interested in botany, ecology, or environmental science.

在植物学领域，术语endarch指的是植物中维管组织的一种特定排列方式。这个术语在讨论不同植物物种中木质部和韧皮部的发展时尤为重要。理解endarch的意义可以增强我们对植物生物学及其复杂系统的理解。内源性的植物组织结构是如何影响植物的生长和适应性的一个重要方面。 endarch的概念通常与另一个术语exarch相对照，后者描述了维管组织的另一种排列。在endarch系统中，木质部向茎的中心发展，而韧皮部则位于外侧。这种排列有助于有效运输营养和水分，这对植物的生存至关重要。另一方面，在exarch配置中，木质部位于维管束的外侧，这可能导致不同的生长模式和适应性。 为了说明endarch在植物王国中的重要性，可以考虑开花植物的例子。大多数被子植物表现出endarch的排列，这在它们能够在多样化环境中蓬勃生长中发挥着至关重要的作用。木质部的内部定位提供了结构支持，并帮助维持植物在生长过程中高度和宽度的完整性。这在光竞争激烈的栖息地中尤为重要。 此外，endarch的排列还促进了植物内部营养运输的整体效率。木质部和韧皮部的紧密接近使得水分、矿物质和糖分的交换更加有效。因此，具有这种维管排列的植物通常更具韧性，更能应对干旱或营养缺乏等环境压力。 除了生物学上的含义之外，对endarch结构的研究还可以提供关于进化过程的见解。通过检查不同植物物种中的维管排列，科学家可以追踪某些植物主导特定生态系统所需的进化适应。这项研究不仅丰富了我们对植物生物学的理解，还为旨在保护生物多样性的保护工作提供了信息。 总之，术语endarch涵盖了植物解剖学的一个重要方面，这对理解植物的生长、适应和进化有深远的影响。通过掌握endarch在维管组织中的重要性，我们可以欣赏植物王国的复杂性和韧性。随着我们继续探索植物生物学的复杂性，像endarch这样的术语作为关键概念，揭示了自然及其非凡居民的奥秘。因此，认识到endarch的重要性对于任何对植物学、生态学或环境科学感兴趣的人来说都是必不可少的。