cutinization

简明释义

英[ˌkjuːtɪnaɪˈzeɪʃən]美[ˌkjuːtɪnaɪˈzeɪʃən]

n. [植] 角化（作用）

英英释义

单词用法

同义词

反义词

例句

1.Cutinization the impregnation of a plant cell wall with cutin.

角化作用(角质化)：角质陆续侵渗植物细胞壁的过程。

2.Cutinization the impregnation of a plant cell wall with cutin.

角化作用(角质化)：角质陆续侵渗植物细胞壁的过程。

3.Scientists are studying the genetic factors that influence cutinization in crops.

科学家们正在研究影响农作物切割化的遗传因素。

4.The degree of cutinization varies among different plant species, affecting their adaptability.

不同植物种类之间的切割化程度有所不同，这影响了它们的适应性。

5.During cutinization, the outer layer of the plant cells becomes more resistant to pathogens.

在切割化过程中，植物细胞的外层变得更能抵御病原体。

6.The process of cutinization is crucial for the protection of plant surfaces against water loss.

植物表面的切割化过程对于防止水分流失至关重要。

7.Research shows that cutinization can enhance a plant's ability to survive in arid conditions.

研究表明，切割化可以增强植物在干旱条件下的生存能力。

作文

In the study of plant biology, one of the crucial processes that contribute to the survival and adaptation of plants is known as cutinization. This term refers to the process by which the outer layer of plant cells, particularly in leaves and stems, becomes coated with a waxy substance called cutin. This protective layer serves several important functions that are vital for the plant's health and longevity. Understanding cutinization can provide insights into how plants cope with their environment, especially in terms of water retention and protection against pathogens.The primary function of cutinization is to reduce water loss through transpiration. In many environments, especially those that are arid or have fluctuating moisture levels, plants must conserve water to survive. The cutin layer acts as a barrier, preventing excessive evaporation of water from the plant's surface. This is particularly crucial during periods of drought when every drop of water counts. By minimizing water loss, cutinization allows plants to maintain their physiological processes, such as photosynthesis and nutrient uptake, even under challenging conditions.Moreover, cutinization plays a significant role in protecting plants from various environmental stresses. The cutin layer not only serves as a physical barrier against herbivores and insects but also protects against fungal infections and bacterial diseases. The waxy nature of cutin makes it difficult for pathogens to penetrate the plant tissues, thereby reducing the likelihood of infection. This aspect of cutinization is particularly important in agricultural practices, where crop diseases can lead to significant losses in yield.Another interesting aspect of cutinization is its role in facilitating gas exchange. While the cutin layer is primarily a barrier, it also contains tiny pores known as stomata that allow for the exchange of gases, such as carbon dioxide and oxygen. This balance between protection and gas exchange is crucial for the plant's ability to perform photosynthesis efficiently. The timing and regulation of stomatal opening are influenced by various environmental factors, including light, humidity, and carbon dioxide levels, showcasing the complexity of plant responses to their surroundings.Research into cutinization has also revealed its importance in plant evolution. Different species exhibit varying degrees of cutinization, which often correlates with their habitat and ecological niches. For instance, plants that thrive in dry, desert-like conditions tend to have a thicker cutin layer compared to those found in more humid environments. This adaptability highlights the evolutionary significance of cutinization in helping plants survive and thrive across diverse ecosystems.In conclusion, cutinization is a fundamental process in plant biology that contributes to water conservation, protection against pathogens, and effective gas exchange. As researchers continue to explore the intricacies of this process, we gain a deeper appreciation for the remarkable adaptations that plants have developed over millions of years. Understanding cutinization not only enhances our knowledge of plant physiology but also informs agricultural practices aimed at improving crop resilience and sustainability in the face of climate change.

在植物生物学的研究中，影响植物生存和适应的重要过程之一被称为cutinization。这个术语指的是植物细胞外层，特别是在叶子和茎部，变得覆盖上叫做角质素的蜡状物质的过程。这个保护层具有几个重要功能，对植物的健康和长寿至关重要。理解cutinization可以提供关于植物如何应对环境的见解，尤其是在水分保持和抵御病原体方面。cutinization的主要功能是减少通过蒸腾作用造成的水分流失。在许多环境中，特别是在干旱或水分波动的情况下，植物必须节约水分以生存。角质层作为一种屏障，防止植物表面过度蒸发水分。这在干旱时期尤为重要，因为每一滴水都至关重要。通过最小化水分流失，cutinization使植物能够在恶劣条件下维持其生理过程，例如光合作用和养分吸收。此外，cutinization在保护植物免受各种环境压力方面也发挥着重要作用。角质层不仅作为一种物理屏障对抗食草动物和昆虫，还能防止真菌感染和细菌疾病。角质素的蜡状特性使得病原体难以穿透植物组织，从而降低感染的可能性。cutinization的这一方面在农业实践中尤为重要，因为作物疾病可能导致产量的显著损失。cutinization的另一个有趣方面是它在促进气体交换中的作用。尽管角质层主要是一种屏障，但它还包含称为气孔的小孔，允许二氧化碳和氧气等气体的交换。这种保护与气体交换之间的平衡对于植物有效进行光合作用至关重要。气孔开闭的时机和调节受到光照、湿度和二氧化碳水平等各种环境因素的影响，展示了植物对周围环境反应的复杂性。对cutinization的研究还揭示了其在植物进化中的重要性。不同物种展现出不同程度的角质化，这往往与它们的栖息地和生态位相关。例如，生活在干燥沙漠状况下的植物，其角质层通常比生长在潮湿环境中的植物更厚。这种适应性突显了cutinization在帮助植物在多样生态系统中生存和繁衍方面的进化意义。总之，cutinization是植物生物学中的一个基本过程，有助于水分保存、保护植物免受病原体侵害和有效的气体交换。随着研究人员继续探索这一过程的复杂性，我们对植物在数百万年中发展出的非凡适应能力有了更深刻的认识。理解cutinization不仅增强了我们对植物生理学的知识，还有助于改善农业实践，以提高作物在气候变化面前的韧性和可持续性。