嵌合体由两种或两种以上有不同基因结构的组织所构成的有机体,由于突变、嫁接或来自不同合子的细胞群体相混合而产生。
An organism consisting of two or more tissues of different genetic composition, produced as a result of mutation, grafting, or the mixture of cell populations from different zygotes.
核配:同一个细胞中两个核之间的融合现象称为核配,核配发生在两个配子结合成合子的过程中。
Karyogamy the fusion of two nuclei that exist within a common cytoplasm, as occurs in the formation of the zygote from two gametes.
通过培养条件的优化,使烟草合子在体外通过器官发生途径与胚胎发生途径两种方式再生可育植株,从而创建了烟草合子的体外胚胎发生系统。
As a result, an in vitro zygotic embryogenesis system was build up, in which single tobacco zygotes could develop into fertile plants via embryogenesis or organogenesis under optimal condition.
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