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单倍体

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Fertilization results in triploid or tetraploid individuals.

这是由于染色体在第一次减数分裂的后期没有分离而导致了多倍的而不是单倍体的配子,受精后产生了三倍或四倍体。

The fungus is unicellular and exists in both haploid and diploid phases.

它是单细胞真菌,有单倍体和二倍体两种存在形态。

The nucleus vegetative in nature derived from unequal or equal division of the uninucleate pollen in rye anthers cultured in vitro develops into pollen embryoids or calli.The green haploid plantlets are differentiated successfully.

离体培养黑麦花药,单核花粉可以通过不等分裂和均等分裂由营养性质的核发育成花粉胚状体或愈伤组织,并且最后形成了单倍体植株。

Any of various mixtures of xylidine isomers.An organism that is haploid throughout its life cycle except as a zygote, when it is diploid, as in many algae and fungi.

单元体一种在其整个生命循环过程中保持单倍体,而只有在海藻或真菌中作为合子才呈现二倍体状态的生物组织

Basidia, each bearing four haploid basidiospores, line the surfaces of the gills on the underside of the mushroom cap.

棒形担子,每个都含有4个单倍体的担子孢子,线形地排列在蘑菇帽下的菌褶表面。

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

这样的双核体显然不能独立于单倍体阶段而存在。

Haploid spores are mostly, but there are a small number of diploid , such as the brown algae and some species of Ectocarpus are still on the sporophyte produces diploid mitosis after the swimming spores, which germinate directly to produce sporophytes.

孢子大多为单倍体,但也有少数为二倍体,如褐藻中的水云等一些种类还在孢子体上经过有丝分裂产生二倍体的游动孢子,它直接萌发产生孢子体。

The results showed that complications occurred in 10 out of 74 patients after bone marrow transplantation, which include 3 with encephalorrhagia, 3 infection, 1 epilepsy, 1 Guillian-Barr's syndrome, 1 encephalopathy and 1 schizophrenia.

结果表明:74例接受单倍体相合骨髓移植病人中10例发生并发症,其中3例病人出现脑出血,感染3例(真菌感染,CMV脑炎,单纯疱疹病毒性脑炎各1例),癫痫、格林-巴利综合征、脑病和精神分裂症各1例,因神经系统并发症直接导致死亡的患者4例。

Fucales An order of Phaeophyta in which the haploid generation consists only of the gametes. The gametes are produced in special cavities called conceptacles, often in the inflated tips of branches of the thallus, e.g.

鹿角藻目:褐藻门的一个目,其单倍体后代只由配子组成,配子在一个称为生殖窝(通常位于叶状体分支膨大的顶端)的特殊腔中产生。

Gametic selection was assessed with a doubled haploid population including 1 35 lines derived from anther culture of a typical indica and /japonica cross, ZYQ 8/JX 1 7, by investigating the segregation and recombination of morphological characters, isozymes and RFLP markers.

对典型的灿与粳稻杂种,窄叶青8号/京系17F1花药进行培养获得的132个双单倍体的形态特性、同工酶与RFLP标记的分离与重组进行了考察分析,研究是否存在配子选择问题。

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