ampholyte

简明释义

英[ˈæm.fə.laɪt]美[ˈæm.fə.laɪt]

n. [化学] 两性电解质

英英释义

单词用法

同义词

反义词

例句

1.It can also be applied to determine ampholyte such as protein and amino acid.

该计算公式也可应用到蛋白质、氨基酸等两性电解质的线性滴定分析上。

2.It can also be applied to determine ampholyte such as protein and amino acid.

该计算公式也可应用到蛋白质、氨基酸等两性电解质的线性滴定分析上。

3.Proteins are often considered ampholytes 两性电解质 because they can accept and donate protons.

蛋白质通常被视为ampholytes 两性电解质，因为它们能够接受和释放质子。

4.In a solution, an ampholyte 两性电解质 can act as both an acid and a base depending on the pH of the environment.

在溶液中，ampholyte 两性电解质可以根据环境的pH值既充当酸又充当碱。

5.When placed in a strong acid, an ampholyte 两性电解质 will predominantly act as a base.

当置于强酸中时，ampholyte 两性电解质会主要表现为碱的特性。

6.In biochemistry, understanding how ampholytes 两性电解质 function is crucial for enzyme activity.

在生物化学中，理解ampholytes 两性电解质的功能对于酶活性至关重要。

7.The behavior of an ampholyte 两性电解质 in a titration can reveal important information about its properties.

在滴定中，ampholyte 两性电解质的行为可以揭示其特性的重要信息。

作文

In the realm of chemistry, understanding various substances and their properties is crucial for both theoretical studies and practical applications. One such substance that plays a significant role in biochemical processes is the ampholyte. An ampholyte is a molecule that can act as both an acid and a base, depending on the pH of its environment. This dual functionality makes it essential in many biological systems, particularly in maintaining the pH balance within cells and tissues.The concept of ampholyte is particularly important when discussing proteins and amino acids. For instance, amino acids, the building blocks of proteins, often exhibit ampholyte properties due to their carboxyl (-COOH) and amino (-NH2) groups. When placed in a solution, these molecules can donate protons (acting as acids) or accept protons (acting as bases), depending on the surrounding conditions. This ability to either donate or accept protons is vital for various biochemical reactions, including enzyme activity and metabolic pathways.Another area where ampholyte substances are significant is in the process of electrophoresis, a technique used to separate charged molecules based on their size and charge. In this process, ampholyte molecules are used to create a pH gradient, allowing for the effective separation of proteins and nucleic acids. The presence of ampholyte in the gel helps to stabilize the pH during the separation process, ensuring that the molecules behave predictably under electric fields.Moreover, ampholyte substances are also critical in buffer solutions, which are used to maintain a stable pH in various chemical and biological experiments. Buffers containing ampholyte compounds can resist changes in pH when small amounts of acids or bases are added, making them invaluable in laboratory settings. For example, in cell culture, maintaining the correct pH is essential for cell viability and function, and ampholyte buffers help achieve this stability.In summary, the role of ampholyte substances in chemistry and biology cannot be overstated. Their unique ability to function as both acids and bases allows them to participate in a wide range of biochemical processes and applications. From maintaining cellular pH to facilitating protein separation techniques, ampholyte molecules are indispensable in both research and practical applications. Understanding the properties and functions of ampholyte substances enriches our knowledge of biological systems and enhances our ability to manipulate them for scientific advancements. As we continue to explore the complexities of life at the molecular level, the significance of ampholyte compounds will undoubtedly remain a focal point in the study of chemistry and biology.

在化学领域，理解各种物质及其性质对于理论研究和实际应用至关重要。其中一种在生化过程中发挥重要作用的物质是两性电解质。两性电解质是一种分子，可以根据其环境的pH值既表现为酸又表现为碱。这种双重功能使其在许多生物系统中至关重要，特别是在维持细胞和组织内的pH平衡方面。两性电解质的概念在讨论蛋白质和氨基酸时尤为重要。例如，氨基酸作为蛋白质的基本构件，由于其羧基（-COOH）和氨基（-NH2）基团，通常表现出两性电解质的特性。当置于溶液中时，这些分子可以根据周围条件捐赠质子（表现为酸）或接受质子（表现为碱）。这种捐赠或接受质子的能力对于多种生化反应至关重要，包括酶活性和代谢途径。两性电解质物质在电泳过程中也具有重要意义，这是一种用于根据分子大小和电荷分离带电分子的技术。在此过程中，使用两性电解质分子创建pH梯度，从而有效分离蛋白质和核酸。凝胶中存在的两性电解质有助于在分离过程中稳定pH，确保分子在电场下的可预测行为。此外，两性电解质物质在缓冲溶液中也至关重要，缓冲溶液用于在各种化学和生物实验中维持稳定的pH。含有两性电解质化合物的缓冲液能够在添加少量酸或碱时抵抗pH变化，使其在实验室环境中不可或缺。例如，在细胞培养中，维持正确的pH对细胞的生存和功能至关重要，而两性电解质缓冲液有助于实现这种稳定性。总之，两性电解质物质在化学和生物学中的作用不可低估。它们作为酸和碱的独特功能使它们能够参与广泛的生化过程和应用。从维持细胞pH到促进蛋白质分离技术，两性电解质分子在研究和实际应用中都是不可或缺的。理解两性电解质物质的性质和功能丰富了我们对生物系统的知识，并增强了我们操纵这些系统以推动科学进步的能力。随着我们继续探索分子层面生命的复杂性，两性电解质化合物的重要性无疑将继续成为化学和生物学研究的重点。