allotetraploid

简明释义

英[ˌælɒteˈtræplɔɪd]美[ælɑːˈtetrəplɔɪd]

n. [遗] 异源四倍体

英英释义

单词用法

同义词

反义词

例句

1.The early embryonic development of triploid crucian carp which was generated by mating the males of the allotetraploid hybrids of red crucian carp(Carassius auratus red var.

以异源四倍体鲫鲤为父本，二倍体金鱼为母本通过倍间杂交形成三倍体鲫鱼。

2.The early embryonic development of triploid crucian carp which was generated by mating the males of the allotetraploid hybrids of red crucian carp(Carassius auratus red var.

以异源四倍体鲫鲤为父本，二倍体金鱼为母本通过倍间杂交形成三倍体鲫鱼。

3.In agriculture, breeding allotetraploid crops can lead to increased yield and improved traits.

在农业中，培育加倍四倍体作物可以提高产量和改善特性。

4.Researchers found that the allotetraploid wheat variety had higher resistance to disease compared to its diploid relatives.

研究人员发现，这种加倍四倍体小麦品种相比于其二倍体亲属具有更高的抗病性。

5.The plant species we studied was identified as an allotetraploid, which means it has four sets of chromosomes derived from two different species.

我们研究的植物种类被确定为加倍四倍体，这意味着它有来自两个不同物种的四套染色体。

6.The genetic study revealed that the allotetraploid nature of the species contributed to its adaptability in various environments.

基因研究揭示，该物种的加倍四倍体特性有助于其在各种环境中的适应性。

7.Scientists are exploring the potential of allotetraploid plants for biofuel production due to their high biomass.

科学家们正在探索加倍四倍体植物在生物燃料生产中的潜力，因为它们具有高生物量。

作文

The study of plant genetics has revealed fascinating insights into the complexities of plant evolution and diversity. One term that frequently arises in this field is allotetraploid, which refers to a specific type of polyploid organism. In simple terms, a allotetraploid (异源四倍体) is an organism that has four sets of chromosomes, two sets derived from two different species. This condition often occurs when two distinct species interbreed, resulting in hybrid offspring that possess chromosomes from both parental species. The significance of allotetraploid organisms lies in their ability to combine genetic material from different sources, leading to increased genetic variation and potentially enhanced adaptability to various environmental conditions.In agriculture, understanding allotetraploid plants can be particularly beneficial. Many important crops, such as wheat and cotton, are allotetraploid species. The process of hybridization that leads to allotetraploid formation can result in new varieties with desirable traits, such as improved yield, disease resistance, and stress tolerance. For example, bread wheat, which is an allotetraploid species, was formed through the hybridization of three different grass species. This genetic diversity contributes to the resilience of bread wheat against pests and diseases, making it a staple food source for millions of people around the world.Moreover, allotetraploid organisms often exhibit heterosis, or hybrid vigor, where the hybrid offspring show superior qualities compared to their parents. This phenomenon can be harnessed in crop breeding programs to develop new cultivars that outperform existing varieties. By selecting allotetraploid plants with favorable traits, breeders can create high-yielding and robust crops that can thrive in diverse agricultural settings.In addition to their agricultural importance, allotetraploid plants also play a crucial role in ecological systems. They can occupy unique niches and contribute to ecosystem stability. The genetic diversity found in allotetraploid species allows them to adapt to changing environmental conditions, such as climate change or habitat destruction. This adaptability is vital for maintaining biodiversity and ensuring the survival of various plant species.Research into allotetraploid organisms continues to expand our understanding of plant evolution. Scientists are exploring the mechanisms behind polyploidy and how it influences genetic expression and phenotypic traits. By studying allotetraploid plants, researchers can gain insights into the evolutionary processes that shape biodiversity and the potential for developing new agricultural practices.In conclusion, the concept of allotetraploid (异源四倍体) is essential in the field of plant genetics and agriculture. The ability of these organisms to combine genetic material from different species opens up possibilities for enhancing crop traits and improving food security. As we continue to explore the genetic complexities of allotetraploid plants, we unlock the potential for innovation in sustainable agriculture and conservation efforts. Understanding and harnessing the power of allotetraploid organisms will undoubtedly play a significant role in addressing the challenges posed by a growing global population and changing environmental conditions.

植物遗传学的研究揭示了植物进化和多样性复杂性的迷人见解。在这个领域中，一个经常出现的术语是allotetraploid，它指的是一种特定类型的多倍体生物。简单来说，allotetraploid（异源四倍体）是指一种具有四套染色体的生物，其中两套来自两个不同的物种。这种情况通常发生在两个不同物种杂交时，导致的杂交后代拥有来自两个亲本物种的染色体。allotetraploid生物的重要性在于它们能够结合来自不同来源的遗传物质，从而导致遗传变异的增加，并可能增强对各种环境条件的适应性。在农业中，理解allotetraploid植物尤为重要。许多重要的农作物，如小麦和棉花，都是allotetraploid物种。导致allotetraploid形成的杂交过程可以产生具有理想特征的新变种，例如提高产量、抗病性和抗逆性。例如，面包小麦是一种allotetraploid物种，它是通过三种不同草类物种的杂交形成的。这种遗传多样性有助于面包小麦抵御害虫和疾病，使其成为全球数百万人口的主要食物来源。此外，allotetraploid生物通常表现出杂交优势，即杂交后代相比其亲本显示出优越的特性。这一现象可以在作物育种计划中加以利用，以开发出性能优于现有品种的新栽培品种。通过选择具有有利特征的allotetraploid植物，育种者可以创造出高产且强健的作物，能够在多样的农业环境中蓬勃生长。除了农业的重要性，allotetraploid植物在生态系统中也发挥着至关重要的作用。它们可以占据独特的生态位，并有助于生态系统的稳定。allotetraploid物种中的遗传多样性使它们能够适应变化的环境条件，例如气候变化或栖息地破坏。这种适应能力对于维持生物多样性和确保各种植物物种的生存至关重要。对allotetraploid生物的研究不断扩展我们对植物进化的理解。科学家们正在探索多倍体的机制以及它如何影响基因表达和表型特征。通过研究allotetraploid植物，研究人员可以深入了解塑造生物多样性的进化过程，以及开发新农业实践的潜力。总之，allotetraploid（异源四倍体）的概念在植物遗传学和农业领域中至关重要。这些生物结合来自不同物种的遗传物质的能力为增强作物特性和改善粮食安全开辟了可能性。随着我们继续探索allotetraploid植物的遗传复杂性，我们解锁了可持续农业和保护工作创新的潜力。理解和利用allotetraploid生物的力量无疑将在应对日益增长的全球人口和变化的环境条件所带来的挑战中发挥重要作用。