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多倍体

na.polyploid
网络polyploidy; multiploid; Allopolyploids

多倍体

多倍体

英-汉英-英网络释义

多倍体

na.

1.polyploid

1

In vertebrates , polyploidy tends to be lethal , but plants can do just fine with all this extra genetic material.

脊椎动物中，多倍体往往是致死的，而多倍体植物却可以很好的存活。

2

In fish, artifically induced polyploidy breeding was one of the most interesting fields in aquaculture.

鱼类多倍体育种是鱼类育种最热的领域之一。

3

Alternatively, like allopolyploids, they may arise by the nondisjunction of chromatids during the mitotic division of a zygote .

与异源多倍体相似的是，它们也是在有丝分裂中合子的染色单体不分离形成的。

4

Polyploids can arise by somatic doubling, by the fusion of unreduced gametes, and by means of a triploid bridge .

多倍体产生与体细胞染色体的加倍、未减数配子的融合以及一种叫三倍体桥的方法。

6

Polyploidy had the very vital significance in the plant evolution , about a half of species belong to polyploidy in the plant field .

多倍体在植物进化中有很重要的意义，植物界约有二分之一的物种属于多倍体。

7

Polyploid breeding is one of the important ways to get new varieties .

多倍体育种是获得新品种的重要途径之一。

9

Conclusion In GIST there was heteroploid of chromosome 8 with more polyploidy than monoploid correlated with recurrence and metastasis.

结论 GIST 中存在 8 号染色体的数目异常，多倍体多于单倍体，并且与 GIST 复发转移有关；

10

This reveled that it was reliable to use the stoma characters to identify the polyploid .

这说明利用气孔特征鉴定红掌多倍体是可靠的。

11

Stablepolyploid plants were obtained through the application of the adventitious bud technique .

同时采用不定芽技术对变异株进行稳定，获得了完全多倍体。

12

New detection assays for the toxic oligomeric species and screening new medicines for the diseases are undergoing.

我们也正在发展针对最具毒性的球状多倍体的侦测方法及新药筛选。

13

The results indicated that doubling plants height and internode length was shorter, leaves were thicker, leaf index was smaller .

结果表明：多倍体植株变矮小、节间长度变短、叶形指数变小。

14

All the Pomoideae were allopolyploids derived from a doubled hybrid between two remote ancestral types .

所有的梨亚科是由两个远缘祖先类型双杂交演化的异源多倍体。

16

Autopolyploids may arise from the fusion of diploid gametes that have resulted from the NONDISJUNCTION of chromosomes at meiosis .

同源多倍体通常可能来自在减数分裂过程中染色体不分离导致的二倍体融合。

17

This works for diploid plants , but numerous plant species are polyploid and must therefore have multiple sex chromosomes .

这对二倍体植物起作用，但多数植物是多倍体，它们必定有多条性染色体。

18

So the genetics and epigenetics after allopolyploidizations are now studied by multidisciplinary approaches.

故多倍体化后的遗传和表观遗传成了目前多学科研究的重点。

19

The main exceptions to this are hybrid and polyploid speciation .

对于这一点，最主要的例外是杂种和多倍体物种。

21

The wide hybridization and polyploidization play a significant role in the evolution of higher plants .

远缘杂交与多倍体化在高等植物的进化中起着重要的作用。

22

23

Unreduced gametes are common in plants and likely represent the most frequent route to polyploidy .

在植物中未减数配子非常普遍，他们可能代表了多倍体形成的最普遍的方式。

24

The polyploid is very important in vegetable breeding and has a wide prospect for development and utilization .

多倍体在蔬菜育种中具有重要的地位，开发利用前景广阔。

25

The advances on ploidy vegetable crops research in the world have been reviewed .

对蔬菜作物多倍体育种研究的主要进展进行了综述。

26

grouping happened more frequently in polyploid cells .

染色体减数分组较多发生于多倍体细胞中。

27

the evolution of morphological characters in this complex is discussed . 2 . clonal plant ecology a . ageratoides complex is a clonal plant.

2 克隆植物生态学三脉紫菀多倍体复合体是能进行克隆生长的克隆植物。

28

Genetic analysis was conducted on genome DNAs from 15 polyploid sugarbeet varieties by RAPD markers .

利用 RAPD 分于标记技术对 15 个甜菜多倍体品种进行了遗传分析。

29

Now, polyploid breeding is a commonly used method in crop breeding .

而多倍体育种是近代作物育种常采用的一种方法。

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