combination frequency

简明释义

组合频率

英英释义

例句

1.The study analyzed the combination frequency of different genetic traits in the population.

该研究分析了不同遗传特征在群体中的组合频率。

2.In marketing, understanding the combination frequency of customer purchases can help tailor promotions.

在营销中，了解客户购买的组合频率可以帮助定制促销活动。

3.The combination frequency of colors used in the design was crucial for its appeal.

设计中使用的颜色的组合频率对其吸引力至关重要。

4.The software tracks the combination frequency of features users engage with most.

该软件跟踪用户最常使用的功能的组合频率。

5.Researchers measured the combination frequency of various species in the ecosystem.

研究人员测量了生态系统中各种物种的组合频率。

作文

In the world of genetics, the term combination frequency refers to the likelihood that two or more alleles will be inherited together during the formation of gametes. This concept is crucial for understanding how traits are passed from parents to offspring and plays a significant role in the study of heredity. When two genes are located close to each other on a chromosome, they tend to be inherited together more often than not. This leads to a higher combination frequency, which can be measured through various genetic experiments. Researchers use this information to create genetic maps that illustrate the locations of genes and their relative distances from one another.Understanding combination frequency is essential for several applications in genetics, including breeding programs and genetic engineering. For instance, if a scientist wants to combine desirable traits from different plant species, knowing the combination frequency can help predict the outcomes of cross-breeding. If the genes responsible for these traits are located close together on a chromosome, there is a higher chance that they will be passed on to the next generation simultaneously. This can result in offspring that exhibit both desired characteristics, making the breeding process more efficient.Moreover, the concept of combination frequency is vital in understanding genetic linkage. Genetic linkage occurs when genes are inherited together due to their proximity on a chromosome. The closer the genes are to one another, the higher the combination frequency will be, meaning that they are less likely to be separated by recombination during meiosis. This knowledge allows geneticists to make predictions about inheritance patterns and can assist in identifying the genetic basis of certain diseases.In addition to its applications in plant and animal breeding, combination frequency also has implications in human genetics. By studying the combination frequency of certain genes associated with hereditary diseases, researchers can identify individuals at risk and develop targeted prevention strategies. For example, if two genes linked to a specific disorder have a high combination frequency, it may suggest that individuals who inherit one of these genes are also likely to inherit the other, increasing their risk for the disease.Furthermore, understanding combination frequency can aid in the development of personalized medicine. By analyzing a patient's genetic makeup and determining the combination frequency of relevant genes, healthcare providers can tailor treatments to individual needs. This approach not only improves the effectiveness of medical interventions but also minimizes potential side effects by avoiding treatments that may not be suitable for a particular genetic profile.In conclusion, the concept of combination frequency is a fundamental aspect of genetics that has far-reaching implications in various fields. From enhancing agricultural practices to advancing medical research, understanding how genes are inherited together can lead to significant advancements in science and technology. As we continue to explore the complexities of genetics, the importance of combination frequency will only grow, paving the way for innovative solutions to some of the world's most pressing challenges.

在遗传学的世界中，术语组合频率指的是两个或多个等位基因在配子形成过程中一起遗传的可能性。这个概念对理解性状如何从父母传递给后代至关重要，并在遗传研究中发挥着重要作用。当两个基因位于染色体的相近位置时，它们往往会一起遗传，这导致了更高的组合频率，可以通过各种遗传实验进行测量。研究人员利用这些信息创建遗传图谱，展示基因的位置及其相对距离。理解组合频率对于遗传学中的多个应用至关重要，包括育种程序和基因工程。例如，如果科学家想要将不同植物物种的优良性状结合起来，了解组合频率可以帮助预测杂交的结果。如果负责这些性状的基因位于染色体上相近的位置，则它们同时传递到下一代的机会更大。这可以导致后代表现出两种期望的特征，使育种过程更加高效。此外，组合频率的概念在理解遗传连锁方面也至关重要。遗传连锁发生在基因由于在染色体上的接近而一起遗传时。基因之间越近，组合频率就越高，这意味着它们在减数分裂过程中不太可能被重组分开。这一知识使遗传学家能够预测遗传模式，并有助于识别某些疾病的遗传基础。除了在植物和动物育种中的应用，组合频率在人体遗传学中也具有重要意义。通过研究与遗传疾病相关的某些基因的组合频率，研究人员可以识别高风险个体并制定针对性的预防策略。例如，如果与特定疾病相关的两个基因具有高组合频率，这可能表明继承其中一个基因的个体也很可能继承另一个基因，从而增加他们患病的风险。此外，了解组合频率可以帮助个性化医学的发展。通过分析患者的基因组成并确定相关基因的组合频率，医疗提供者可以根据个人需求量身定制治疗方案。这种方法不仅提高了医疗干预的有效性，还通过避免不适合特定基因型的治疗来最小化潜在副作用。总之，组合频率的概念是遗传学的一个基本方面，对各个领域有深远的影响。从提高农业实践到推动医学研究，理解基因如何一起遗传可以为科学和技术的重大进步铺平道路。随着我们继续探索遗传学的复杂性，组合频率的重要性只会增加，为解决一些全球最紧迫的挑战铺平道路。