allelomorphic series

简明释义

等位基因系列

英英释义

例句

1.Understanding the allelomorphic series is crucial for developing effective breeding programs.

理解等位系列对于开发有效的育种项目至关重要。

2.Researchers are analyzing the allelomorphic series to identify potential genetic disorders.

研究人员正在分析等位系列以识别潜在的遗传疾病。

3.In chemistry, the allelomorphic series can explain the behavior of different isotopes in chemical reactions.

在化学中，等位系列可以解释不同同位素在化学反应中的行为。

4.The allelomorphic series of a particular species can reveal important information about its evolutionary history.

某一特定物种的等位系列可以揭示关于其进化历史的重要信息。

5.The study of the allelomorphic series in genetics helps us understand how traits are inherited.

对遗传学中等位系列的研究帮助我们理解特征是如何遗传的。

作文

In the field of genetics, the concept of an allelomorphic series is crucial for understanding how different alleles can interact and influence phenotypic traits. An allelomorphic series refers to a group of alleles that occupy the same locus on a chromosome but have different effects on the organism's characteristics. This concept is fundamental in both classical and molecular genetics, as it helps explain the variability seen within populations. To illustrate the importance of allelomorphic series, let us consider the example of flower color in pea plants, famously studied by Gregor Mendel. In his experiments, Mendel observed that a single gene could exist in multiple forms, or alleles, which would result in different flower colors. For instance, one allele might produce purple flowers, while another could lead to white flowers. These alleles are part of an allelomorphic series that governs flower pigmentation. The interactions among these alleles can be quite complex. Some alleles may be dominant, meaning that their effects will mask those of recessive alleles when both are present. In our pea plant example, if the purple flower allele is dominant over the white flower allele, a plant with one purple and one white allele will display purple flowers. This phenomenon of dominance and recessiveness is a direct result of the relationships within the allelomorphic series. Moreover, the study of allelomorphic series extends beyond simple dominance. There are cases of codominance, where both alleles in the pair contribute to the phenotype equally. A classic example is found in the ABO blood group system in humans. The A and B alleles are both expressed when they are present together, resulting in type AB blood. This illustrates how the allelomorphic series can lead to a diverse range of phenotypes based on the combination of alleles present. Understanding allelomorphic series also has practical implications in fields such as agriculture and medicine. For instance, plant breeders utilize knowledge of these genetic variations to select for desirable traits, such as disease resistance or increased yield. By identifying specific allelomorphic series related to these traits, breeders can create more robust crop varieties. Similarly, in medicine, understanding the genetic basis of diseases can help in developing targeted therapies based on specific allelic combinations. In conclusion, the concept of an allelomorphic series plays a pivotal role in genetics, providing insight into how different alleles interact to produce a variety of traits. From Mendel's pea plants to modern applications in agriculture and medicine, the understanding of allelomorphic series is essential for harnessing the power of genetics. As we continue to explore the complexities of genetic variation, the significance of allelomorphic series will undoubtedly remain a key focus in both research and practical applications.

在遗传学领域，等位变异系列的概念对于理解不同等位基因如何相互作用并影响表型特征至关重要。等位变异系列是指一组占据同一染色体位点但对生物特征有不同影响的等位基因。这一概念在经典遗传学和分子遗传学中都是基础，因为它帮助解释了种群中观察到的变异性。为了说明等位变异系列的重要性，让我们考虑豌豆植物花色的例子，这是格里戈尔·孟德尔著名研究的主题。在他的实验中，孟德尔观察到一个基因可以存在多种形式或等位基因，这会导致不同的花色。例如，一个等位基因可能产生紫色花，而另一个则可能导致白色花。这些等位基因是控制花色素生成的等位变异系列的一部分。这些等位基因之间的相互作用可能相当复杂。一些等位基因可能是显性的，这意味着它们的效应在存在时会掩盖隐性等位基因的效应。在我们的豌豆植物例子中，如果紫色花等位基因对白色花等位基因显性，那么拥有一个紫色和一个白色等位基因的植物将显示出紫色花。这种显性和隐性现象正是等位变异系列内关系的直接结果。此外，等位变异系列的研究不仅限于简单的显性问题。在共显性情况下，当两个等位基因共同存在时，它们对表型的贡献是相等的。一个经典的例子是在人体的ABO血型系统中。当A和B等位基因同时存在时，它们都被表达，导致AB型血。这说明了等位变异系列如何基于所存在的等位基因组合导致多样的表型。理解等位变异系列在农业和医学等领域也具有实际意义。例如，植物育种者利用对这些遗传变异的知识来选择期望的特征，如抗病性或产量提高。通过识别与这些特征相关的特定等位变异系列，育种者可以培育出更强壮的作物品种。同样，在医学领域，理解疾病的遗传基础可以帮助开发基于特定等位基因组合的靶向疗法。总之，等位变异系列的概念在遗传学中发挥着关键作用，为不同等位基因如何相互作用以产生多样性特征提供了见解。从孟德尔的豌豆植物到现代农业和医学应用，理解等位变异系列对利用遗传学的力量至关重要。随着我们继续探索遗传变异的复杂性，等位变异系列的重要性无疑将继续成为研究和实际应用的重点。