exogen

简明释义

英[ˈeksədʒen]美[ˈeksədʒən]

n. 外长植物；双子叶植物

英英释义

单词用法

同义词

反义词

例句

1.The study focused on the impact of exogen 外源性 factors on plant growth.

这项研究集中于外源性因素对植物生长的影响。

2.In economics, exogen 外源性 variables can significantly affect market outcomes.

在经济学中，外源性变量可以显著影响市场结果。

3.Researchers are examining how exogen 外源性 influences can alter consumer behavior.

研究人员正在检查外源性影响如何改变消费者行为。

4.The model incorporates both exogen 外源性 and endogen factors to predict economic trends.

该模型结合了外源性和内生因素来预测经济趋势。

5.Understanding exogen 外源性 shocks is crucial for effective policy-making.

理解外源性冲击对于有效的政策制定至关重要。

作文

In the field of biology and ecology, understanding the various factors that influence life forms is crucial. One such factor is the concept of exogen, which refers to influences or processes that originate from outside an organism. This term is often used in contrast to 'endogen', which pertains to internal processes. The distinction between exogen and endogen is significant because it helps scientists and researchers identify how external environmental factors can affect living organisms. For example, consider a plant growing in a forest. Its growth is not solely determined by its genetic makeup (endogen) but also by external factors such as sunlight, water availability, and soil nutrients (exogen). Exogen factors can include climate changes, human activities, and interactions with other species, all of which play a pivotal role in shaping an organism's development and survival. The impact of exogen factors can be observed in various ecosystems. In marine environments, for instance, the introduction of pollutants can drastically alter the health of coral reefs. These pollutants are an exogen influence that can lead to coral bleaching, affecting not just the corals themselves but also the myriad of species that depend on them for habitat and food. Similarly, in terrestrial ecosystems, invasive species can act as exogen factors, disrupting local biodiversity and altering food webs. Understanding these external influences is essential for conservation efforts and for developing strategies to mitigate their negative impacts. Furthermore, the concept of exogen extends beyond biology into fields such as economics and sociology. In economics, for example, external market forces can influence a country's economic performance. These forces, which might include global trade dynamics or foreign investment, are considered exogen factors that can significantly affect a nation’s economic stability and growth. Similarly, in sociology, social norms and cultural influences can be viewed as exogen factors that shape individual behaviors and societal trends. In conclusion, the term exogen encompasses a wide range of external influences that are crucial for understanding the complexities of life and the environment. Whether in the context of biology, economics, or sociology, recognizing the role of exogen factors allows us to appreciate the interconnectedness of systems and the importance of external conditions in shaping outcomes. As we continue to explore the intricate web of life and society, the concept of exogen will remain a vital component of our understanding, guiding research and informing practices aimed at sustaining our planet and its diverse inhabitants.

在生物学和生态学领域，理解影响生命形式的各种因素至关重要。其中一个因素是外源（exogen）的概念，它指的是源自于生物体外部的影响或过程。这个术语通常与“内源（endogen）”相对，后者涉及内部过程。外源（exogen）和内源之间的区别非常重要，因为它帮助科学家和研究人员识别外部环境因素如何影响生物体。例如，考虑一株在森林中生长的植物。它的生长不仅仅由其遗传构成（内源）决定，还受到阳光、水分和土壤营养等外部因素（外源）的影响。外源（exogen）因素可以包括气候变化、人类活动以及与其他物种的相互作用，这些都在塑造生物体的发展和生存中发挥着关键作用。 外源（exogen）因素的影响可以在各种生态系统中观察到。例如，在海洋环境中，污染物的引入可以极大地改变珊瑚礁的健康。这些污染物是一种外源（exogen）影响，可能导致珊瑚白化，从而影响不仅是珊瑚本身，还有无数依赖它们作为栖息地和食物的物种。同样，在陆地生态系统中，入侵物种可以作为外源（exogen）因素，破坏当地生物多样性并改变食物链。理解这些外部影响对于保护工作至关重要，并为减轻其负面影响的发展策略提供了依据。 此外，外源（exogen）的概念不仅限于生物学，还延伸到经济学和社会学等领域。例如，在经济学中，外部市场力量可以影响一个国家的经济表现。这些力量可能包括全球贸易动态或外国投资，被视为显著影响国家经济稳定和增长的外源（exogen）因素。同样，在社会学中，社会规范和文化影响可以被视为塑造个体行为和社会趋势的外源（exogen）因素。 总之，外源（exogen）一词涵盖了一系列外部影响，对于理解生命和环境的复杂性至关重要。无论是在生物学、经济学还是社会学的背景下，认识到外源（exogen）因素的作用使我们能够欣赏系统之间的相互联系，以及外部条件在塑造结果中的重要性。随着我们继续探索生命和社会的错综复杂的网络，外源（exogen）的概念将继续作为我们理解的重要组成部分，指导研究并为可持续发展实践提供信息。