codominant

简明释义

英[kəʊˈdɒmɪnənt]美[koʊˈdɑːmənənt]

adj. [遗] 共显性的，[遗] 等显性的

英英释义

单词用法

同义词

反义词

例句

1.Computer simulations have shown that the methods proposed can unbiasedly estimate the recombination frequency or linkage distance between a codominant marker and an interactive gene.

计算机模拟表明，此方法可以无偏地估计一个共显性标记与一个互作基因之间的重组率或连锁距离。

2.As a codominant genetic marker, restriction fragment length polymorphisms, referred as RFLPs, has been widely Applied to the prenatal diagnosis of some genetic diseases.

限制性酶切片段长度多态性（RFLP）作为共显性的遗传标记，已广泛应用于遗传病的产前诊断。

3.Computer simulations have shown that the methods proposed can unbiasedly estimate the recombination frequency or linkage distance between a codominant marker and an interactive gene.

计算机模拟表明，此方法可以无偏地估计一个共显性标记与一个互作基因之间的重组率或连锁距离。

4.In genetics, when two traits are equally expressed, they are referred to as codominant 共显性 traits.

在遗传学中，当两种性状被同等表达时，它们被称为共显性性状。

5.The presence of both red and white hairs on a cow illustrates codominant 共显性 inheritance.

牛身上同时存在红色和白色毛发说明了共显性遗传。

6.The blood type AB is an example of codominant 共显性 alleles where both A and B antigens are expressed.

AB型血是一个共显性等位基因的例子，其中A和B抗原都被表达。

7.In certain fish, the color patterns can result from codominant 共显性 gene interactions.

在某些鱼类中，颜色图案可能来自于共显性基因相互作用。

8.In some plant species, two different colors of flowers can be seen, demonstrating that the genes for these colors are codominant 共显性.

在某些植物物种中，可以看到两种不同颜色的花，表明这些颜色的基因是共显性的。

作文

In the study of genetics, the term codominant refers to a situation where two different alleles are expressed equally in the phenotype of an organism. This concept is crucial for understanding how traits are inherited and expressed in various species. For instance, in human blood types, the A and B alleles are codominant, which means that individuals with one A allele and one B allele will have type AB blood. This contrasts with other inheritance patterns, such as complete dominance, where one allele completely masks the effect of another. Understanding codominant traits can help us comprehend the complexity of genetic variation. In plants, for example, certain flower colors can exhibit codominant inheritance. If a plant has one allele for red flowers and another for white flowers, the result may be flowers that are both red and white, creating a beautiful mosaic of colors. This phenomenon not only enhances the aesthetic appeal of plants but also plays a significant role in their survival by attracting various pollinators.Moreover, the concept of codominant alleles extends beyond simple traits to more complex characteristics, including disease resistance and adaptability. In agricultural practices, farmers often select for codominant traits to ensure a diverse crop yield. By choosing seeds that display codominant traits, they can produce plants that are more resilient to pests and diseases, ultimately leading to better food security.The implications of codominant inheritance are also seen in animal breeding. Breeders may intentionally cross animals with codominant traits to produce offspring that exhibit desirable characteristics from both parents. For example, in cattle, the combination of different breeds can lead to offspring that possess the strength of one breed and the milk production capabilities of another. This strategic breeding practice highlights the importance of understanding genetic principles, including codominant inheritance, to improve livestock quality.In conclusion, the term codominant is essential in the field of genetics, providing insights into how traits are expressed and inherited. It illustrates the beauty and complexity of genetic diversity in nature. By recognizing the significance of codominant traits in various organisms, we can better appreciate the intricate web of life and the evolutionary processes that shape it. The study of codominant inheritance not only enriches our knowledge of biology but also has practical applications in agriculture, conservation, and medicine, making it a vital area of research for future generations.

在遗传学研究中，术语codominant指的是两种不同等位基因在生物体表型中被平等表达的情况。这个概念对于理解性状如何遗传和在各种物种中表现出来至关重要。例如，在人类血型中，A和B等位基因是codominant的，这意味着一个A等位基因和一个B等位基因的个体将具有AB型血。这与其他遗传模式形成对比，例如完全显性，其中一个等位基因完全掩盖另一个的效应。理解codominant特征可以帮助我们理解遗传变异的复杂性。在植物中，例如，某些花朵颜色可以表现出codominant遗传。如果一株植物有一个红花等位基因和一个白花等位基因，结果可能是既有红色又有白色的花，形成美丽的色彩马赛克。这种现象不仅增强了植物的美学吸引力，还通过吸引各种授粉者在它们的生存中起着重要作用。此外，codominant等位基因的概念超越了简单特征，延伸到更复杂的特征，包括抗病性和适应性。在农业实践中，农民通常选择codominant特征以确保多样化的作物产量。通过选择表现出codominant特征的种子，他们可以培育出对害虫和疾病更具韧性的植物，从而最终提高粮食安全。codominant遗传的影响在动物育种中也可以看到。育种者可能故意交配具有codominant特征的动物，以生产出同时具有两个父母所需特征的后代。例如，在牛的繁殖中，不同品种的结合可以导致后代具有一种品种的力量和另一种品种的乳制品生产能力。这种战略性育种实践突显了理解遗传原则（包括codominant遗传）以改善家畜质量的重要性。总之，术语codominant在遗传学领域中至关重要，为我们提供了有关性状如何表现和遗传的见解。它展示了自然界中遗传多样性的美丽和复杂性。通过认识到codominant特征在各种生物体中的重要性，我们可以更好地欣赏生命的复杂网络以及塑造它的进化过程。对codominant遗传的研究不仅丰富了我们对生物学的知识，而且在农业、保护和医学等方面具有实际应用，使其成为未来几代人研究的重要领域。