catabolic

简明释义

英[ˌkætəˈbɒlɪk]美[kætəˈbɑːlɪk]

adj. 分解代谢的；异化的

英英释义

单词用法

同义词

反义词

例句

1.Inosine, one of the catabolic products of purine nucleotide, has long been clinically used to supplementally treat a variety of diseases due to its involvement in energy synthesis.

肌苷是腺嘌吟核苷酸分解代谢的中间产物之一，临床上长期作为能量合剂用于各种疾病的辅助治疗。

2.Conclusion: Heat stress activated AMPK activity and enhanced the formation of anabolic products and depressed catabolic products in piglets hepatocytes in vitro.

结论：热应激能体外激活仔猪肝细胞AMPK，促进脂质分解代谢产物，抑制脂质合成代谢产物的生成。

3.Compared to submerge fermentation, the solid - fermentation system has the ability to significantly overcome catabolic repression.

与液态发酵相比，固态发酵能有效地克服分解代谢产物的阻遏作用。

4.The invention discloses a method for screening a mutant strain of a butanol producing strain for removing catabolic repression of glucose.

本发明公开了一种筛选丁醇产生菌突变株的方法。

5.The main function of catabolic reactions is to provide energy, which is stored as ATP, for use in the synthesis of new structures, cell-to-cell signaling, or the movement of motile cells.

分解反应的主要功能是提供能量，这种能量储存在AT P中，可以用来合成新的结构，细胞间的信号传递，细胞的运动等。

6.Phenol biodegradation is controlled by multi component genes to form different catabolic pathways of meta position and ortho position.

苯酚的生物降解受多组分的降解基因控制，形成邻位和间位等不同的代谢途径。

7.Stress can lead to increased catabolic 分解代谢的 activity, causing muscle loss.

压力会导致增加的catabolic 分解代谢的活动，从而导致肌肉流失。

8.A catabolic 分解代谢的 reaction occurs when proteins are broken down into amino acids.

当蛋白质被分解为氨基酸时，会发生catabolic 分解代谢的反应。

9.In a catabolic 分解代谢的 phase, the body prioritizes energy production over muscle recovery.

在catabolic 分解代谢的阶段，身体优先考虑能量生产而不是肌肉恢复。

10.During intense exercise, the body enters a catabolic 分解代谢的 state to break down fat for energy.

在剧烈运动期间，身体进入一种catabolic 分解代谢的状态以分解脂肪提供能量。

11.After fasting for several hours, your body will start catabolic 分解代谢的 processes to utilize stored glycogen.

在禁食几个小时后，你的身体将开始catabolic 分解代谢的过程以利用储存的糖原。

作文

In the realm of biology and biochemistry, the term catabolic refers to a set of metabolic pathways that break down molecules into smaller units. This process is essential for the release of energy stored in the chemical bonds of complex substances. Understanding the concept of catabolic reactions is crucial for comprehending how our bodies utilize food for energy and maintain overall health. When we consume food, our bodies engage in a variety of metabolic processes to extract the necessary nutrients. These processes can be broadly categorized into two types: anabolic and catabolic. While anabolic reactions build up complex molecules from simpler ones, catabolic reactions do the opposite; they dismantle large molecules into smaller components. For instance, during digestion, carbohydrates are broken down into glucose, proteins into amino acids, and fats into fatty acids through catabolic pathways. One of the most significant catabolic processes in the human body is cellular respiration. This process takes place in the cells and involves breaking down glucose in the presence of oxygen to produce energy in the form of adenosine triphosphate (ATP). The overall equation for cellular respiration can be simplified as follows: glucose + oxygen → carbon dioxide + water + energy. Here, glucose is the complex molecule being broken down, illustrating a classic example of a catabolic reaction. The energy released during catabolic reactions is vital for various bodily functions, including muscle contraction, nerve impulse transmission, and maintaining homeostasis. Additionally, catabolic processes play a crucial role in weight loss and management. When the body is in a state of caloric deficit, it relies on catabolic pathways to convert stored fat into usable energy, thus leading to weight reduction. However, it is important to note that while catabolic reactions are essential for energy production, an imbalance between catabolic and anabolic processes can lead to health issues. For example, excessive catabolic activity can result in muscle wasting and fatigue, as the body breaks down muscle tissue for energy when it is not receiving enough nutrients. This is often seen in individuals with severe malnutrition or chronic illnesses. Furthermore, the regulation of catabolic processes is tightly controlled by hormones and enzymes. Hormones such as glucagon and cortisol promote catabolic reactions, while insulin encourages anabolic processes. This delicate balance ensures that the body has enough energy to function optimally while preventing the breakdown of vital tissues. In conclusion, the understanding of catabolic processes is fundamental to the study of metabolism and nutrition. By recognizing how our bodies break down food into energy, we can make informed dietary choices that support our health and well-being. Whether we aim to lose weight, gain muscle, or simply maintain a healthy lifestyle, acknowledging the role of catabolic reactions is key to achieving our goals. As we continue to explore the intricacies of human metabolism, the significance of catabolic pathways will undoubtedly remain a central theme in the pursuit of health and fitness. Overall, the concept of catabolic reactions is not just a scientific term but a vital component of our daily lives, influencing how we feel, perform, and thrive in our environments.

在生物学和生物化学领域，术语catabolic指的是一组代谢途径，这些途径将分子分解成更小的单位。这个过程对于释放储存在复杂物质的化学键中的能量至关重要。理解catabolic反应的概念对于理解我们身体如何利用食物获取能量以及维持整体健康至关重要。当我们摄入食物时，我们的身体会参与各种代谢过程，以提取所需的营养素。这些过程可以大致分为两种类型：合成代谢（anabolic）和catabolic。合成代谢反应将简单分子构建成复杂分子，而catabolic反应则相反；它们将大分子拆解成更小的成分。例如，在消化过程中，碳水化合物被分解为葡萄糖，蛋白质被分解为氨基酸，脂肪被分解为脂肪酸，这些都是通过catabolic途径完成的。人类体内最重要的catabolic过程之一是细胞呼吸。这个过程发生在细胞内，涉及在氧气存在的情况下分解葡萄糖以产生三磷酸腺苷（ATP）形式的能量。细胞呼吸的总体方程可以简化为：葡萄糖 + 氧气 → 二氧化碳 + 水 + 能量。在这里，葡萄糖是被分解的复杂分子，展示了catabolic反应的经典例子。在catabolic反应中释放的能量对各种身体功能至关重要，包括肌肉收缩、神经冲动传导和维持体内平衡。此外，catabolic过程在减肥和管理体重方面也发挥着关键作用。当身体处于热量赤字状态时，它依赖于catabolic途径将储存的脂肪转化为可用能量，从而导致体重减少。然而，需要注意的是，虽然catabolic反应对能量生产至关重要，但合成代谢与catabolic过程之间的不平衡可能导致健康问题。例如，过度的catabolic活动可能导致肌肉消耗和疲劳，因为身体在未获得足够营养时会分解肌肉组织以获取能量。这通常在严重营养不良或慢性疾病患者中看到。此外，catabolic过程的调节受到激素和酶的严格控制。激素如胰高血糖素和皮质醇促进catabolic反应，而胰岛素则鼓励合成代谢过程。这种微妙的平衡确保身体拥有足够的能量以最佳方式运作，同时防止重要组织的分解。总之，理解catabolic过程对于代谢和营养学的研究至关重要。通过认识到我们的身体如何将食物分解为能量，我们可以做出明智的饮食选择，以支持我们的健康和福祉。无论我们是旨在减肥、增肌，还是仅仅保持健康的生活方式，承认catabolic反应的作用是实现目标的关键。随着我们继续探索人类代谢的复杂性，catabolic途径的重要性无疑将在追求健康和健身的过程中保持中心主题。总体而言，catabolic反应的概念不仅仅是一个科学术语，而是我们日常生活的重要组成部分，影响着我们的感受、表现和在环境中茁壮成长的方式。