homoiothermic

简明释义

英[həˈmɔɪəʊθɜːmɪk]美[hoʊˈmɔɪəˌθɜrmɪk]

adj. 恒温的

英英释义

单词用法

同义词

反义词

例句

1.The stability of tablet was determined by a homoiothermic acceleration test.

采用恒温加速试验对褪黑素口腔崩解片进行稳定性的考察。

2.The stability of tablet was determined by a homoiothermic acceleration test.

采用恒温加速试验对褪黑素口腔崩解片进行稳定性的考察。

3.The ability to remain homoiothermic is crucial for survival during extreme weather conditions.

在极端天气条件下保持恒温的能力对生存至关重要。

4.Unlike reptiles, which are ectothermic, mammals are homoiothermic and can regulate their body heat.

与爬行动物不同，爬行动物是外温性的，而哺乳动物是恒温的，可以调节其体温。

5.Some scientists study how homoiothermic animals adapt their behavior to maintain their body temperature.

一些科学家研究恒温动物如何调整其行为以维持体温。

6.The homoiothermic nature of mammals allows them to thrive in various climates.

哺乳动物的恒温特性使它们能够在各种气候中生存。

7.Birds are considered homoiothermic animals because they maintain a constant body temperature regardless of the environment.

鸟类被认为是恒温动物，因为它们无论环境如何都能保持恒定的体温。

作文

In the vast realm of biology, understanding the various physiological mechanisms that enable organisms to thrive in their environments is crucial. One such mechanism is the ability to regulate body temperature, a characteristic feature of many animals classified as homoiothermic. The term homoiothermic refers to warm-blooded animals that maintain a constant internal body temperature regardless of external environmental conditions. This remarkable adaptation allows these creatures to remain active and functional in a variety of climates, from the frigid Arctic to the sweltering deserts.The significance of being homoiothermic cannot be overstated. For instance, mammals and birds, which are prime examples of homoiothermic organisms, possess intricate systems that regulate their body heat. These systems include metabolic processes that generate heat through cellular respiration, as well as behavioral adaptations such as seeking shelter or basking in the sun to either conserve or dissipate heat. Such strategies not only enhance their survival but also optimize their hunting, foraging, and reproductive activities.Moreover, the evolutionary advantages of being homoiothermic are profound. By maintaining a stable body temperature, these animals can sustain high levels of activity, enabling them to escape predators, pursue prey, and explore diverse habitats. This adaptability has allowed homoiothermic species to occupy ecological niches that would be inhospitable to cold-blooded animals, or ectotherms, which depend on external sources of heat to regulate their body temperature.However, being homoiothermic also comes with challenges. The energetic cost of maintaining a constant body temperature is significant. Warm-blooded animals require more food than their cold-blooded counterparts to fuel their metabolism. This need for a higher caloric intake can limit their geographical distribution and influence their social structures, as they often need to forage in groups to meet their energy demands.Furthermore, climate change poses a considerable threat to homoiothermic species. As global temperatures rise and weather patterns become more unpredictable, these animals may find it increasingly difficult to maintain their body temperature. For example, birds migrating to find suitable breeding grounds may arrive too early or too late due to shifts in temperature, affecting their reproductive success. Similarly, mammals that rely on specific habitats may face extinction if those environments become inhospitable.In conclusion, the concept of homoiothermic organisms encapsulates a fascinating aspect of biological adaptation. Their ability to maintain a stable internal temperature allows them to thrive in diverse environments and engage in complex behaviors essential for survival. However, this remarkable trait also requires substantial energy and presents challenges, particularly in the face of climate change. Understanding the intricacies of homoiothermic physiology not only enriches our knowledge of biology but also underscores the importance of conserving these species and their habitats for future generations.

在生物学的广阔领域中，理解各种生理机制是至关重要的，这些机制使得生物能够在其环境中繁衍生息。其中一种机制就是调节体温的能力，这是许多被分类为恒温动物的动物的特征。术语恒温动物指的是那些无论外部环境条件如何，都能维持恒定内部体温的温血动物。这种非凡的适应能力使这些生物能够在各种气候条件下保持活跃和功能，从寒冷的北极到炎热的沙漠。成为恒温动物的重要性不容小觑。例如，哺乳动物和鸟类是恒温动物的典型代表，它们拥有复杂的系统来调节自身的体温。这些系统包括通过细胞呼吸产生热量的代谢过程，以及诸如寻找庇护所或在阳光下晒太阳等行为适应，以保留或散发热量。这些策略不仅增强了它们的生存能力，还优化了它们的捕猎、觅食和繁殖活动。此外，成为恒温动物的进化优势是深远的。通过维持稳定的体温，这些动物能够维持高水平的活动，使它们能够逃避捕食者、追逐猎物并探索多样的栖息地。这种适应能力使得恒温动物能够占据生态位，而这些生态位对于依赖外部热源调节体温的冷血动物或变温动物来说可能是不可居住的。然而，成为恒温动物也伴随着挑战。维持恒定体温的能量成本是显著的。温血动物需要比冷血动物更多的食物来为其新陈代谢提供能量。这种对更高热量摄入的需求可能限制它们的地理分布，并影响它们的社会结构，因为它们通常需要成群觅食以满足其能量需求。此外，气候变化对恒温动物物种构成了相当大的威胁。随着全球气温上升和天气模式变得更加不可预测，这些动物可能会发现越来越难以维持其体温。例如，鸟类迁徙寻找合适的繁殖地点时，可能由于温度变化而太早或太晚到达，从而影响其繁殖成功率。同样，依赖特定栖息地的哺乳动物如果这些环境变得不适宜，也可能面临灭绝的风险。总之，恒温动物的概念概括了生物适应性的一个迷人方面。它们维持稳定内部温度的能力使它们能够在多样的环境中繁荣，并参与对生存至关重要的复杂行为。然而，这一非凡特征也需要大量的能量，并带来了挑战，特别是在气候变化的背景下。理解恒温动物生理的复杂性不仅丰富了我们对生物学的认识，也强调了保护这些物种及其栖息地的重要性，以便为后代留存。