单倍体

40. Such a dikaryon cannot apparently exist independently of the haploid phase .

这样双核体显然不能独立于单体阶段而存在。

On germination, the zygospore undergoes meiosis to produce haploid cells that give rise to a new thallus.

在萌发期，接合孢经历减数分裂形成单体细胞再产新植物体。

Diplont A diploid organism that represents the vegetative stage in life cycles in which haploidy is restricted to the gametes.

代表活史中植物体阶段体物，其单体仅局于配体。

Haplont A haploid organism that represents the vegetative stage in life cycles in which diploidy is restricted to the zygote.

是一个单体或物体，该物体体性仅于合活史中营养阶段。

Homogenous lines can be obtained in a very short time by haploidy breeding method such as microspore culture and anther culture.

摘要通过单体育种途径可快速获得纯合材料，增加有益性状选择几率，加快育种进程。

Euploidy The normal state in which an organism's chromosome number is an exact multiple of the haploid number characteristic of the species.

正常状态下，物体染色体数是此种物单体数目整数象被称为整性。

There are a lot of sporule mother cells in every sporangium, they are respective via meiosis hind, produce the sporule of 4 monoploid.

每个孢囊中有许多小孢母细胞,它们各自经减数分裂后,产四个单体小孢。

For crop improvement，haploidy enables the achievement of rapid homozygosity, enhanced selection efficiency for recessive genes, and breeding at a diallelic state for autopolyploid species.

在作物改良中，单体可以快速得到纯合体、提高隐性基因选择效果及在双等位基因条件下培育同源多体品种。

A set of efficient research method is found, and the relative length, arm ratio and G - band idiogram of Italian honeybee chromosome is obtained too.

并对意大利蜜蜂单体雄蜂染色体组进行了排列，获得了意大利蜜蜂染色体臂比、相对长度和G-带模式图。

In the present paper, the results on induction of monohaploid plants from a pollen derived typical male sterile dihaploid strain of Solanum tuberosum L. were reported for the first time.

本文首次报道了用花药培养法由一个典型雄性不育双单体品系诱导产一单体试验结果。