octoploid

简明释义

英[ˈɑk.təˌplɔɪd]美[ˈɑk.təˌplɔɪd]

八倍体

英英释义

单词用法

同义词

反义词

例句

1.This technology discloses the origin, genetic background and relative relation of rice breeds and divides Chinese octoploid Triticale into two different types.

利用该技术揭示水稻品种的起源、遗传背景和亲缘关系，把我国八倍体小黑麦划分为两种不同类型。

2.This technology discloses the origin, genetic background and relative relation of rice breeds and divides Chinese octoploid Triticale into two different types.

利用该技术揭示水稻品种的起源、遗传背景和亲缘关系，把我国八倍体小黑麦划分为两种不同类型。

3.We introduced the genome of Thinopyrum into common wheat, and formed the new intermediate type of octoploid Trititrigia.

在普通小麦的遗传背景下导入了偃麦草的染色体组而形成的新的中间类型八倍体小偃麦。

4.In this paper, the reciprocal cross was made between octoploid triticale and common wheat.

本文用八倍体小黑麦与普通小麦进行正反交。

5.Genetic construction of JYP octoploid were analysed by karyotype.

通过核型研究，分析了节-硬-偏八倍体的遗传组成。

6.The research focused on the genetic makeup of the octoploid 八倍体 plant species, which have eight sets of chromosomes.

这项研究集中在遗传组成上，研究对象是具有八组染色体的octoploid 八倍体植物物种。

7.Many strawberries are classified as octoploid 八倍体, which contributes to their larger size and sweeter flavor.

许多草莓被归类为octoploid 八倍体，这使得它们的个头更大，味道更甜。

8.In agriculture, octoploid 八倍体 varieties can be more resilient to environmental stress.

在农业中，octoploid 八倍体品种可能对环境压力更具韧性。

9.The octoploid 八倍体 nature of certain wheat strains allows for increased yield potential.

某些小麦品种的octoploid 八倍体特性使其具有更高的产量潜力。

10.Scientists are studying the octoploid 八倍体 genome to uncover traits that enhance crop productivity.

科学家们正在研究octoploid 八倍体基因组，以揭示增强作物生产力的特征。

作文

The term octoploid refers to organisms that have eight sets of chromosomes. This condition is common in various species of plants, particularly in the family of grasses and some fruits. Understanding the concept of octoploid organisms is crucial in the field of genetics, agriculture, and plant breeding. For instance, many cultivated varieties of strawberries are octoploid, which contributes to their larger size and sweeter flavor compared to their wild counterparts. The genetic makeup of an octoploid organism allows for more genetic variation, which can be advantageous for adaptation and resilience against pests and diseases. In the process of plant breeding, scientists often aim to create new varieties with desirable traits. By manipulating the chromosome number, they can produce hybrids that exhibit characteristics of both parent plants. When working with octoploid species, breeders may find it easier to introduce beneficial traits without compromising the overall vigor of the plants. This is because the presence of multiple sets of chromosomes can mask detrimental recessive traits, allowing for a more robust plant. Moreover, the study of octoploid organisms can provide insights into evolutionary processes. Polyploidy, the condition of having more than two complete sets of chromosomes, is believed to play a significant role in the evolution of many plant species. It can lead to speciation, as the genetic diversity introduced by polyploidy can result in new forms that are better adapted to specific environments. For example, wheat is another well-known octoploid species that has undergone extensive study due to its importance as a staple food crop. In addition to agriculture, understanding octoploid organisms can also have implications in biotechnology. Genetic engineering techniques can be applied to octoploid plants to enhance traits such as drought resistance or nutrient content. This can be particularly important in the face of climate change, where food security is becoming an increasingly pressing issue. By leveraging the unique properties of octoploid species, scientists can develop crops that are not only higher-yielding but also more sustainable. However, working with octoploid organisms does come with challenges. The complexity of their genetic structure can make genetic analysis more difficult. For example, traditional methods of DNA sequencing may not be as effective in accurately capturing the full genomic information of an octoploid species. Researchers must develop advanced techniques to study these organisms and understand how their multiple chromosome sets interact. In conclusion, the concept of octoploid organisms is vital in various fields, including genetics, agriculture, and biotechnology. Their unique genetic composition offers opportunities for creating new plant varieties and enhancing food security. As scientists continue to explore the potential of octoploid species, we can expect to see advancements that will benefit both agriculture and our understanding of evolutionary biology. The study of octoploid organisms not only enriches our knowledge of genetics but also holds promise for addressing global challenges such as food scarcity and climate change.

术语octoploid指的是拥有八组染色体的生物。这种情况在许多植物物种中很常见，尤其是在禾本科和某些水果中。理解octoploid生物的概念对于遗传学、农业和植物育种领域至关重要。例如，许多栽培的草莓品种是octoploid，这使得它们相比于野生品种更大且更甜。octoploid生物的遗传构成允许更多的遗传变异，这对适应性和抵御害虫及疾病具有优势。 在植物育种过程中，科学家们通常旨在创造具有理想特征的新种类。通过操纵染色体数量，他们可以产生杂交种，表现出两个亲本植物的特征。在处理octoploid物种时，育种者可能会发现更容易引入有益特征，而不会影响植物的整体活力。这是因为多个染色体组的存在可以掩盖有害的隐性特征，从而允许植物更加健壮。 此外，对octoploid生物的研究可以提供对进化过程的见解。多倍体，即具有超过两组完整染色体的状态，被认为在许多植物物种的进化中发挥了重要作用。它可以导致物种形成，因为多倍体引入的遗传多样性可以导致新的形态，更好地适应特定环境。例如，小麦就是另一个经过广泛研究的octoploid物种，由于其作为主食作物的重要性。 除了农业，理解octoploid生物在生物技术中也可能具有重要意义。基因工程技术可以应用于octoploid植物，以增强抗旱性或营养含量。这在气候变化面前尤为重要，因为粮食安全正变得越来越紧迫。通过利用octoploid物种的独特特性，科学家们可以开发出不仅产量更高而且更可持续的作物。 然而，处理octoploid生物也面临挑战。它们的遗传结构复杂性可能使遗传分析变得更加困难。例如，传统的DNA测序方法可能无法有效捕捉到octoploid物种的全部基因组信息。研究人员必须开发先进技术来研究这些生物，并了解它们的多个染色体组如何相互作用。 总之，octoploid生物的概念在遗传学、农业和生物技术等多个领域至关重要。它们独特的遗传组成为创造新植物品种和增强粮食安全提供了机会。随着科学家们继续探索octoploid物种的潜力，我们可以期待看到将惠及农业和我们对进化生物学理解的进步。对octoploid生物的研究不仅丰富了我们对遗传学的知识，还为应对全球挑战如粮食短缺和气候变化带来了希望。