procaryotic

简明释义

英[prəʊˌkærɪˈɒtɪk]美[proʊˌkærɪˈɑːtɪk]

adj. 原核的

英英释义

单词用法

同义词

反义词

例句

1.Procaryotic m enzymes as model molecule play an important role in studying mechanism of methylation and demethylation.

原核m酶作为模式分子，在研究和解释甲基化作用和去甲基化作用机制中起到了重要作用。

2.Procaryotic m enzymes as model molecule play an important role in studying mechanism of methylation and demethylation.

原核m酶作为模式分子，在研究和解释甲基化作用和去甲基化作用机制中起到了重要作用。

3.Conclusion The more effective CHM-I clone with high purity could be expressed by procaryotic expression system.

结论原核表达系统可有效克隆较高纯度的CHM - I基因。

4.Objective: to obtain the procaryotic expression vector containing the antifreeze protein gene AFP.

目的构建可用于大肠杆菌表达系统的含抗冻蛋白基因afp的表达载体。

5.The protein of procaryotic expression exists both in the supernatant fluid and the sediment.

原核表达的蛋白质无论在沉淀中还是在上清中均有表达。

6.This comparison uses the following model of procaryotic transcription .

下面以原核细胞转录作用为模式进行比较。

7.Bacteria are classified as procaryotic 原核的 organisms because they lack a nucleus.

细菌被归类为procaryotic 原核的 生物，因为它们没有细胞核。

8.The study of procaryotic 原核的 cells is fundamental to understanding microbiology.

对procaryotic 原核的 细胞的研究是理解微生物学的基础。

9.Many antibiotics target procaryotic 原核的 cells without affecting eukaryotic cells.

许多抗生素针对procaryotic 原核的 细胞，而不影响真核细胞。

10.The genetic material in procaryotic 原核的 organisms is not enclosed within a membrane.

在procaryotic 原核的 生物中，遗传物质并不被膜包围。

11.In laboratory studies, procaryotic 原核的 cultures can grow rapidly under optimal conditions.

在实验室研究中，procaryotic 原核的 培养可以在最佳条件下迅速生长。

作文

In the study of biology, one of the fundamental distinctions made is between prokaryotic and eukaryotic organisms. The term procaryotic refers to a category of life forms that are simpler in structure compared to their eukaryotic counterparts. Prokaryotic cells are characterized by the absence of a nucleus and other membrane-bound organelles. This lack of compartmentalization allows them to be more versatile and often more adaptable to extreme environments. For instance, bacteria, which fall under the procaryotic category, can thrive in conditions that would be inhospitable to more complex life forms. The simplicity of procaryotic cells does not imply that they are less important in the grand scheme of life. In fact, they play crucial roles in various ecosystems. Many prokaryotes are decomposers, breaking down organic matter and recycling nutrients back into the environment. Others engage in nitrogen fixation, a process essential for converting atmospheric nitrogen into forms usable by plants, thereby supporting the food chain. Prokaryotic organisms also have significant implications in biotechnology and medicine. For example, the use of procaryotic bacteria in genetic engineering has revolutionized the production of insulin and other important pharmaceuticals. Researchers manipulate these simple organisms to produce complex molecules that are beneficial for human health. This ability to harness procaryotic cells for such purposes highlights their versatility and importance beyond their basic biological functions. Moreover, the study of procaryotic life forms has provided insights into the origins of life on Earth. The theory of endosymbiosis suggests that eukaryotic cells evolved from a symbiotic relationship between different species of prokaryotes. This fascinating concept underscores the evolutionary significance of procaryotic organisms, as they represent some of the earliest forms of life. In conclusion, understanding the characteristics and roles of procaryotic organisms is vital for both scientific research and practical applications. Their simplicity allows them to thrive in diverse environments, while their contributions to ecosystems and biotechnology demonstrate their complexity in function. As we continue to explore the world of biology, the study of procaryotic life forms will undoubtedly remain a key area of interest, revealing more about the intricate web of life on our planet.

在生物学的研究中，一个基本的区分是原核生物和真核生物。术语procaryotic指的是一种生命形式的类别，其结构比真核生物简单。原核细胞的特点是缺乏细胞核和其他膜结合的细胞器。这种缺乏分隔的特性使它们更具多样性，通常能更好地适应极端环境。例如，细菌属于procaryotic类别，可以在对更复杂的生命形式来说不适宜的条件下生存。 procaryotic细胞的简单性并不意味着它们在生命的整体框架中不重要。事实上，它们在各种生态系统中发挥着至关重要的作用。许多原核生物是分解者，分解有机物并将养分循环回环境中。其他一些则参与氮固定，这是将大气中的氮转化为植物可用形式的过程，从而支持食物链。 原核生物在生物技术和医学中的重要性也很显著。例如，在基因工程中使用procaryotic细菌彻底改变了胰岛素和其他重要药物的生产。研究人员操纵这些简单的生物体以产生对人类健康有益的复杂分子。这种利用procaryotic细胞进行此类目的的能力突显了它们的多样性和超越基本生物功能的重要性。 此外，对procaryotic生命形式的研究提供了关于地球生命起源的见解。内共生理论表明，真核细胞是由不同种类的原核生物之间的共生关系演变而来的。这一迷人的概念强调了procaryotic生物体的进化重要性，因为它们代表了地球上最早的生命形式之一。 总之，理解procaryotic生物体的特征和角色对于科学研究和实际应用至关重要。它们的简单性使其能够在多样的环境中生存，而它们对生态系统和生物技术的贡献则展示了它们在功能上的复杂性。随着我们继续探索生物学的世界，procaryotic生命形式的研究无疑将仍然是一个关键的兴趣领域，揭示我们星球上生命错综复杂的网络。