intermediary metabolism

简明释义

中间代谢

英英释义

例句

1.The pathways involved in intermediary metabolism are often targets for drug development.

中间代谢中涉及的途径通常是药物开发的目标。

2.Researchers are investigating the role of intermediary metabolism in the development of metabolic disorders.

研究人员正在调查中间代谢在代谢疾病发展中的作用。

3.The study of intermediary metabolism is crucial for understanding how cells convert nutrients into energy.

对中间代谢的研究对于理解细胞如何将营养物质转化为能量至关重要。

4.In plants, intermediary metabolism plays a key role in photosynthesis and energy production.

在植物中，中间代谢在光合作用和能量生产中起着关键作用。

5.Understanding intermediary metabolism can help in developing new treatments for obesity.

理解中间代谢有助于开发新的肥胖治疗方法。

作文

Intermediary metabolism refers to the complex set of biochemical processes that occur within living organisms to convert nutrients into energy and building blocks for cellular structures. This metabolic pathway is crucial for maintaining life, as it enables cells to extract energy from food sources while also facilitating the synthesis of essential biomolecules. In essence, intermediary metabolism (中间代谢) serves as a bridge between the ingestion of food and the utilization of its components in various physiological functions. The process begins with the digestion of macromolecules such as carbohydrates, proteins, and fats. These large molecules are broken down into smaller units, such as glucose, amino acids, and fatty acids, which can then enter the cellular metabolic pathways. One of the primary roles of intermediary metabolism (中间代谢) is to manage these smaller molecules, ensuring they are efficiently converted into energy through processes like glycolysis and the citric acid cycle. Glycolysis is a fundamental metabolic pathway that occurs in the cytoplasm of cells, where glucose is converted into pyruvate, yielding a small amount of ATP (adenosine triphosphate), the energy currency of the cell. Following glycolysis, pyruvate can either be utilized in aerobic respiration or converted into lactate in anaerobic conditions. This flexibility highlights the adaptability of intermediary metabolism (中间代谢) in response to varying oxygen levels and energy demands. Once pyruvate enters the mitochondria, it undergoes further oxidation in the citric acid cycle, where it is transformed into carbon dioxide and high-energy electron carriers, such as NADH and FADH2. These carriers play a pivotal role in the electron transport chain, a series of reactions that ultimately produce a significant amount of ATP. This intricate interplay between different metabolic pathways showcases the efficiency of intermediary metabolism (中间代谢) in harnessing energy from nutrients. Moreover, intermediary metabolism (中间代谢) is not solely focused on energy production; it also encompasses the synthesis of biomolecules necessary for growth and repair. For instance, amino acids derived from protein catabolism can be used to synthesize new proteins, while fatty acids can contribute to membrane formation. This dual role of energy production and biosynthesis underscores the importance of intermediary metabolism (中间代谢) in supporting cellular functions and overall organismal health. Disruptions in intermediary metabolism (中间代谢) can lead to metabolic disorders, highlighting its significance in health and disease. Conditions such as diabetes, obesity, and certain inherited metabolic diseases arise when these metabolic pathways become dysfunctional. Understanding the intricacies of intermediary metabolism (中间代谢) allows researchers to develop targeted therapies aimed at restoring metabolic balance and improving patient outcomes. In conclusion, intermediary metabolism (中间代谢) is an essential aspect of biochemistry that facilitates the conversion of nutrients into energy and building blocks for cellular structures. Its intricate network of pathways not only supports energy production but also contributes to the synthesis of vital biomolecules. By studying intermediary metabolism (中间代谢), scientists can gain valuable insights into the mechanisms underlying health and disease, ultimately paving the way for advancements in medical research and treatment strategies.