pseudocoelomate

简明释义

英[ˌpsjuːdəʊˈsiːləmeɪt]美[ˌsʊdoˈsiləˌmet]

adj. 有假腔的

n. 有假腔的动物

英英释义

单词用法

同义词

反义词

例句

1.The roundworm is a pseudocoelomate.

蛔虫是有假腔的动物。

2.The roundworm is a pseudocoelomate.

蛔虫是有假腔的动物。

3.The pseudocoelomate organisms, such as nematodes, have a fluid-filled body cavity that is not entirely lined by mesoderm.

像线虫这样的伪体腔动物，它们的体内有充满液体的体腔，但并不是完全由中胚层衬里的。

4.Research on pseudocoelomate animals can provide insights into evolutionary biology and the development of body plans.

对伪体腔动物的研究可以为进化生物学和身体结构的发展提供见解。

5.The pseudocoelomate body plan allows for greater flexibility and movement compared to acoelomate organisms.

伪体腔动物的身体结构相比于无体腔动物，允许更大的灵活性和运动能力。

6.In the study of invertebrate zoology, understanding pseudocoelomate structures is crucial for identifying different species.

在无脊椎动物学的研究中，理解伪体腔动物结构对于识别不同物种至关重要。

7.Many pseudocoelomate species are found in soil and aquatic environments, playing essential roles in those ecosystems.

许多伪体腔动物物种生活在土壤和水生环境中，在这些生态系统中扮演着重要角色。

作文

The term pseudocoelomate refers to a specific classification of animals that possess a body cavity known as a pseudocoelom. This structure is not a true coelom, which is a fluid-filled body cavity completely lined by mesodermal tissue. Instead, a pseudocoelomate organism has a body cavity that is partially lined with mesoderm and is filled with fluid, allowing for the development of organs and systems within the body. Some of the most well-known examples of pseudocoelomate organisms include nematodes, or roundworms, and rotifers.Understanding the significance of pseudocoelomate organisms is crucial in the study of biology and evolutionary processes. These creatures exhibit a variety of adaptations that allow them to thrive in diverse environments, from freshwater habitats to soil ecosystems. The presence of a pseudocoelom provides several advantages, such as enabling movement and the distribution of nutrients throughout the body. This anatomical feature allows for greater complexity in organ development compared to their acoelomate counterparts, which lack any body cavity.In terms of evolutionary biology, pseudocoelomate organisms represent an important step in the transition from simpler life forms to more complex organisms. The evolution of the pseudocoelom is thought to have occurred as a response to various environmental pressures, leading to increased size and complexity. The adaptability of these organisms can be seen in their various reproductive strategies, ranging from sexual reproduction to parthenogenesis, where females can produce offspring without fertilization.Moreover, pseudocoelomate organisms play significant roles in their ecosystems. For instance, nematodes are vital in nutrient cycling, as they help decompose organic matter and contribute to soil health. Rotifers, on the other hand, serve as important food sources for many aquatic species, thus maintaining the balance in aquatic ecosystems.In conclusion, the study of pseudocoelomate organisms offers valuable insights into the complexity of life and the evolutionary pathways that have shaped the animal kingdom. By understanding the characteristics and ecological roles of these organisms, we can appreciate the intricate web of life that exists on our planet. As research continues to explore the diversity of animal life, the significance of pseudocoelomate organisms will undoubtedly remain a focal point in the fields of biology and ecology.

术语pseudocoelomate指的是一种特定的动物分类，这些动物具有被称为假体腔的体腔。这种结构并不是一个真正的体腔，真正的体腔是一个完全由中胚层组织衬里的充满液体的体腔。相反，pseudocoelomate生物的体腔部分由中胚层衬里，并充满液体，使得在体内器官和系统的发展成为可能。一些最著名的pseudocoelomate生物包括线虫或圆形蠕虫和轮虫。理解pseudocoelomate生物的重要性对于生物学和进化过程的研究至关重要。这些生物表现出多种适应性，使它们能够在从淡水栖息地到土壤生态系统的各种环境中生存。假体腔的存在提供了几个优势，例如促进运动和营养物质在体内的分布。与缺乏任何体腔的无体腔生物相比，这一解剖特征使得器官发展变得更加复杂。在进化生物学方面，pseudocoelomate生物代表了从简单生命形式到更复杂生物的过渡中的一个重要步骤。假体腔的进化被认为是对各种环境压力的响应，导致了生物体的增大和复杂化。这些生物的适应性可以通过它们的各种繁殖策略来观察，从有性繁殖到孤雌生殖，即雌性可以在没有受精的情况下产生后代。此外，pseudocoelomate生物在其生态系统中扮演着重要角色。例如，线虫在营养循环中至关重要，因为它们帮助分解有机物质并促进土壤健康。另一方面，轮虫则作为许多水生物种的重要食物来源，从而维持水生生态系统的平衡。总之，研究pseudocoelomate生物为我们提供了对生命复杂性和塑造动物王国的进化路径的宝贵见解。通过了解这些生物的特征和生态角色，我们可以欣赏到我们星球上存在的复杂生命网络。随着研究继续探讨动物生命的多样性，pseudocoelomate生物的重要性无疑将继续成为生物学和生态学领域的焦点。