polynucleotides

简明释义

英[ˌpɒl.iˈnjuː.kle.ə.taɪdz]美[ˌpɑl.iˈnu.kli.tɑɪdz]

[生化] 多核苷酸

[生化] 多聚核苷酸

英英释义

单词用法

同义词

反义词

例句

1.The present invention discloses a novel polypeptide, human guanine interconversion factor 12, polynucleotides encoding this polypeptide and DNA recombination process to produce the polypeptide.

本发明公开了一种新的多肽——人鸟嘌呤互转因子12，编码此多肽的多核苷酸和经d NA重组技术产生这种多肽的方法。

2.The present invention also discloses the application of the polynucleotides for encoding human polyadenyl acid binding protein 20.13.

本发明还公开了编码这种新的人多聚腺苷酸结合蛋白20.13的多核苷酸的用途。

3.The present invention discloses one new kind of polypeptide, human synaptic vesicle protein 9.79, polynucleotides encoding this polypeptide and DNA recombination process to produce the polypeptide.

本发明公开了一种新的多肽――人突触小泡蛋白9.79，编码此多肽的多核苷酸和经DNA重组技术产生这种多肽的方法。

4.DNA is made of polynucleotides, and it is the specific sequence of bases along a polynucleotide chain that determines the biological proteins of the polymer.

DNA是由核苷酸，它是多核苷酸链，沿着决定了聚合物的生物蛋白基地的特定序列。

5.The present invention discloses one new kind of polypeptide, TBC area 32, polynucleotides encoding this polypeptide and DNA recombination process to produce the polypeptide.

本发明公开了一种新的多肽——TBC区域32，编码此多肽的多核苷酸和经d NA重组技术产生这种多肽的方法。

6.Isolated polynucleotides are provided.

提供了分离的多核苷酸。

7.The synthesis of polynucleotides is crucial for DNA replication.

多核苷酸的合成对DNA复制至关重要。

8.Researchers are studying the role of polynucleotides in genetic expression.

研究人员正在研究多核苷酸在基因表达中的作用。

9.The stability of polynucleotides can affect the efficiency of gene therapy.

多核苷酸的稳定性会影响基因治疗的效率。

10.Scientists are exploring how polynucleotides can be used in drug delivery systems.

科学家们正在探索多核苷酸在药物递送系统中的应用。

11.In biotechnology, polynucleotides are used to create recombinant DNA.

在生物技术中，多核苷酸用于创建重组DNA。

作文

Polynucleotides are fundamental components of genetic material in living organisms. They consist of long chains of nucleotides, which are the building blocks of DNA and RNA. To understand the significance of polynucleotides (多核苷酸), we need to delve into their structure and function. At a molecular level, a nucleotide is composed of three parts: a phosphate group, a sugar molecule, and a nitrogenous base. When these nucleotides link together, they form polynucleotides (多核苷酸), which can be either single-stranded or double-stranded. In DNA, for example, two strands of polynucleotides (多核苷酸) twist around each other to form a double helix, a structure that is essential for the stability and replication of genetic information.The sequence of nucleotides in a polynucleotide (多核苷酸) chain encodes genetic information. This sequence determines the characteristics of an organism by directing the synthesis of proteins, which perform various functions within cells. The process begins with transcription, where a segment of DNA is copied into messenger RNA (mRNA), another type of polynucleotide (多核苷酸). The mRNA then travels from the nucleus to the cytoplasm, where it serves as a template for translation, the process by which ribosomes synthesize proteins based on the mRNA's sequence.Moreover, polynucleotides (多核苷酸) play a critical role in biotechnology and medicine. For instance, scientists manipulate polynucleotides (多核苷酸) in techniques such as polymerase chain reaction (PCR) to amplify specific DNA sequences. This technology is invaluable for genetic testing, forensic analysis, and medical diagnostics. Additionally, the development of mRNA vaccines, such as those used during the COVID-19 pandemic, highlights the importance of polynucleotides (多核苷酸) in modern medicine. These vaccines utilize synthetic polynucleotides (多核苷酸) to instruct cells to produce a harmless piece of the virus, prompting an immune response without causing disease.Understanding polynucleotides (多核苷酸) also opens doors to exploring evolutionary biology. By comparing the sequences of polynucleotides (多核苷酸) across different species, researchers can trace evolutionary relationships and understand how genetic variations contribute to diversity in the natural world. This comparative analysis has led to significant insights into the mechanisms of evolution and the origins of life.In conclusion, polynucleotides (多核苷酸) are not just mere molecules; they are the basis of life itself. Their intricate structures and sequences are responsible for the transmission of genetic information, the synthesis of proteins, and the advancement of biotechnological applications. As we continue to explore the world of polynucleotides (多核苷酸), we uncover the mysteries of genetics and the potential for innovations that could transform healthcare and our understanding of biology. The study of polynucleotides (多核苷酸) remains a vibrant field, promising new discoveries that will shape the future of science and medicine.

多核苷酸是生物体遗传物质的基本组成部分。它们由长链的核苷酸组成，核苷酸是DNA和RNA的构建块。要理解polynucleotides（多核苷酸）的重要性，我们需要深入探讨它们的结构和功能。在分子水平上，核苷酸由三部分组成：磷酸基团、糖分子和氮碱基。当这些核苷酸连接在一起时，它们形成polynucleotides（多核苷酸），可以是单链或双链。例如，在DNA中，两条polynucleotides（多核苷酸）链相互缠绕，形成双螺旋结构，这种结构对遗传信息的稳定性和复制至关重要。polynucleotides（多核苷酸）链中的核苷酸序列编码了遗传信息。这个序列通过指导蛋白质的合成来决定生物体的特征，蛋白质在细胞内执行各种功能。这个过程始于转录，其中DNA的一段被复制成信使RNA（mRNA），另一种类型的polynucleotides（多核苷酸）。然后，mRNA从细胞核移动到细胞质，在那里它作为翻译的模板，翻译是核糖体根据mRNA序列合成蛋白质的过程。此外，polynucleotides（多核苷酸）在生物技术和医学中也发挥着关键作用。例如，科学家在聚合酶链反应（PCR）等技术中操纵polynucleotides（多核苷酸）以扩增特定的DNA序列。这项技术对于基因检测、法医分析和医学诊断都是无价的。此外，mRNA疫苗的发展，例如在COVID-19大流行期间使用的疫苗，突显了polynucleotides（多核苷酸）在现代医学中的重要性。这些疫苗利用合成的polynucleotides（多核苷酸）指示细胞产生病毒的无害部分，促使免疫反应而不引起疾病。理解polynucleotides（多核苷酸）还为探索进化生物学开辟了道路。通过比较不同物种的polynucleotides（多核苷酸）序列，研究人员可以追踪进化关系，并了解遗传变异如何促进自然界的多样性。这种比较分析为我们揭示了进化机制和生命起源的重要见解。总之，polynucleotides（多核苷酸）不仅仅是简单的分子；它们是生命本身的基础。它们复杂的结构和序列负责遗传信息的传递、蛋白质的合成以及生物技术应用的进步。随着我们继续探索polynucleotides（多核苷酸）的世界，我们揭开了遗传学的奥秘和可能改变医疗保健及我们对生物学理解的创新。对polynucleotides（多核苷酸）的研究仍然是一个充满活力的领域，承诺将塑造科学和医学的未来的新发现。