chemotaxonomy

简明释义

英[ˌkiːməʊtækˈsɒnəmi]美[ˈkemoʊtæksˈɑːnəmi]

n. 生化分类（根据动植物的生化构造异同进行的）

英英释义

单词用法

同义词

反义词

例句

1.The results in this thesis offer phytochemical proofs to plant chemotaxonomy and provide more chemical evidences for exploiting and utilizing the natural resources.

本文的研究工作对植物分类提供了化学成分方面的证据，同时对开发利用天然药物资源的研究提供了一定的化学依据。

2.Wood extractives exhibit significant effects on wood properties and hence its utilization. They also play an important role on the chemotaxonomy of tree species.

木材浸出物对于木材材性和木材利用都有重要影响，而且在树木化学分类上也有重要意义。

3.The results of this thesis have important values for chemotaxonomy, developing and utilizing the natural resources and studies on the plant pharmacological activity.

本论文研究结果，对大戟属植物的分类、资源开发利用及该属植物药理活性研究具有重要意义。

4.The results of this thesis have important values for chemotaxonomy, developing and utilizing the natural resources and studies on the plant pharmacological activity.

本论文研究结果，对大戟属植物的分类、资源开发利用及该属植物药理活性研究具有重要意义。

5.Chemotaxonomy: Method of biological classification based on similarities in the structure of certain compounds among the organisms being classified.

化学分类学：根据生物体的某些化学物质结构的相似性来进行分类的方法。

6.The study of plant relationships often relies on chemotaxonomy, which is the classification of organisms based on their chemical composition.

植物关系的研究通常依赖于化学分类学，即基于生物的化学成分进行分类。

7.The field of chemotaxonomy has advanced significantly with the development of new analytical techniques.

随着新分析技术的发展，化学分类学领域取得了显著进展。

8.Many pharmaceutical companies utilize chemotaxonomy to discover new drugs from plants.

许多制药公司利用化学分类学从植物中发现新药。

9.In marine biology, chemotaxonomy helps classify algae based on their pigment composition.

在海洋生物学中，化学分类学帮助根据藻类的色素组成进行分类。

10.By using chemotaxonomy, researchers can identify species that are morphologically similar but chemically distinct.

通过使用化学分类学，研究人员可以识别形态上相似但化学上不同的物种。

作文

In the field of biology, classification is a critical aspect that helps scientists understand the diversity of life on Earth. One of the innovative approaches to classification is through the use of chemical characteristics, known as chemotaxonomy. This method involves analyzing the biochemical compounds present in organisms to determine their relationships and evolutionary history. By examining the chemical composition of plants, bacteria, and other organisms, researchers can draw conclusions about their taxonomy, or the way they are classified within the biological hierarchy.The significance of chemotaxonomy lies in its ability to provide insights that traditional morphological methods may overlook. For instance, two species may appear very similar in structure but can be distinctly different at the chemical level. This discrepancy can lead to a more accurate understanding of biodiversity and the evolutionary processes that shape it. Moreover, chemotaxonomy can assist in identifying new species by comparing their chemical profiles with those of known organisms, thereby expanding our understanding of life forms.One of the primary applications of chemotaxonomy is in the study of plants. Many plant species produce unique secondary metabolites, such as alkaloids, terpenes, and flavonoids, which can serve as chemical markers for classification purposes. For example, the presence of specific alkaloids can indicate a close relationship between certain plant species, even if they look quite different. This chemical analysis can help botanists resolve taxonomic ambiguities and clarify the evolutionary lineage of various plants.Additionally, chemotaxonomy has been instrumental in the field of microbiology. Bacteria, which are often challenging to classify due to their simple structures, can be effectively categorized based on their metabolic products. For instance, the production of particular fatty acids or pigments can be indicative of a bacterium's genus or species. This chemical approach allows microbiologists to identify and classify bacteria that might otherwise remain unrecognized using traditional techniques.Furthermore, chemotaxonomy plays a crucial role in conservation biology. Understanding the chemical relationships among species can aid in the preservation of biodiversity. By identifying chemically distinct populations, conservationists can prioritize efforts to protect those that are unique and potentially endangered. This is particularly important in ecosystems where habitat loss and climate change threaten many species.Despite its advantages, chemotaxonomy is not without challenges. The interpretation of chemical data can be complex, requiring advanced analytical techniques and a deep understanding of biochemistry. Additionally, the reliance on chemical characteristics may sometimes lead to disagreements among scientists regarding classification, especially when new data emerges. Therefore, it is essential to integrate chemotaxonomy with other classification methods, such as genetic analysis and morphological studies, to create a more holistic view of biodiversity.In conclusion, chemotaxonomy is a powerful tool in the realm of biological classification, providing valuable insights into the relationships among organisms. By focusing on chemical characteristics, scientists can enhance our understanding of biodiversity, identify new species, and contribute to conservation efforts. As research continues to evolve, the integration of chemotaxonomy with other scientific disciplines will undoubtedly lead to a richer comprehension of life's complexity on our planet.

在生物学领域，分类是一个关键方面，帮助科学家理解地球上生命的多样性。通过化学特征进行分类是一种创新的方法，称为化学分类学。这种方法涉及分析生物体内存在的生化化合物，以确定它们的关系和进化历史。通过检查植物、细菌和其他生物的化学成分，研究人员可以得出有关它们分类法的结论，即它们在生物层次结构中的分类方式。化学分类学的重要性在于它能够提供传统形态学方法可能忽视的见解。例如，两种物种在结构上可能非常相似，但在化学层面上却可能截然不同。这种差异可以导致对生物多样性和塑造它的进化过程的更准确理解。此外，化学分类学可以通过比较未知生物的化学谱与已知生物的化学谱来帮助识别新物种，从而扩展我们对生命形式的理解。化学分类学的主要应用之一是在植物研究中。许多植物物种产生独特的次生代谢物，如生物碱、萜类和类黄酮，这些可以作为分类目的的化学标记。例如，特定生物碱的存在可以表明某些植物物种之间的密切关系，即使它们看起来非常不同。这种化学分析可以帮助植物学家解决分类模糊的问题，并澄清各种植物的进化谱系。此外，化学分类学在微生物学领域也发挥了重要作用。细菌由于其简单的结构，往往难以分类，但可以基于其代谢产物有效分类。例如，特定脂肪酸或色素的产生可以指示细菌的属或种。这种化学方法使微生物学家能够识别和分类那些可能在传统技术下未被识别的细菌。此外，化学分类学在保护生物学中也起着至关重要的作用。了解物种之间的化学关系可以帮助保护生物多样性。通过识别化学上独特的种群，保护主义者可以优先保护那些独特且可能濒危的物种。在栖息地丧失和气候变化威胁许多物种的生态系统中，这一点尤为重要。尽管有其优势，化学分类学并非没有挑战。对化学数据的解释可能很复杂，需要先进的分析技术和对生物化学的深刻理解。此外，对化学特征的依赖有时可能导致科学家之间在分类上的分歧，尤其是当新数据出现时。因此，整合化学分类学与其他分类方法，如遗传分析和形态学研究，对于创建更全面的生物多样性视图至关重要。总之，化学分类学是生物分类领域中的一种强大工具，为生物之间的关系提供了宝贵的见解。通过关注化学特征，科学家可以增强我们对生物多样性的理解，识别新物种，并为保护工作做出贡献。随着研究的不断发展，化学分类学与其他科学学科的整合无疑将导致我们对地球上生命复杂性的更深入理解。