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In this paper,a list of apomitic species of Paspalum is given.The cytological and embryological bases,and the characters of apomixis are described.Advances in genetics and molecular biology of apomixis aye in Paspalum also reviewed.

对雀稗属无融合生殖的分布、无融合生殖相关的细胞学和胚胎学基础、无融合生殖的特点及其遗传学和分子生物学研究进展进行了综述。

The reproductive glands of male fishes when filled with this fluid.A plant that reproduces by or is reproduced by apomixis.

无配生殖植物,无融合生殖植物可进行无配生殖的植物或由无配生殖产生的植物

Apomixis allows the establishment of genetically stable seed propagating clones of crops,which can perpetuate themselves across countless sporophytic generations.

利用植物无融合生殖固定杂种优势,已被认为是一条生产杂交种子的高效途径。近年来,由于RAPD、RFLP和差异显示等技术的应用,已使植物无融合生殖的研究面貌一新。

In this paper, a list of apomitic species of Paspalum is given. The cytological and embryological bases, and the characters of apo...

对雀稗属无融合生殖的分布、无融合生殖相关的细胞学和胚胎学基础、无融合生殖的特点及其遗传学和分子生物学研究进展进行了综述。

The journal scope covers gametogenesis, fertilization, early embryonic development, embryo-uterus interaction, reproductive development, pregnancy, uterine biology, endocrinology of reproduction, control of reproduction, reproductive immunology, neuroendocrinology, and veterinary and human reproductive medicine.

杂志内容覆盖配子发生,受精,胚胎早期发育,胚-子宫相互作用,生殖发育,妊娠,子宫生物学,生殖的内分泌学,生殖控制,生殖免疫学,神经内分泌学,以及脊椎动物和人类生殖医学。

Parthenogenesis occurs naturally in some species, including invertebrates and lower plants. It happens more rarely in some vertebrates.

某些生物天生具有单性生殖的能力,包括无脊椎动物和低等植物,但单性生殖在脊椎动物中较为罕见。

Having the ability to originate, produce ,or procreate.

有生产力的,有生殖能力的有发源、生产或生殖的能力的

Langdon quickly explained to Sophie that Baphomet was a pagan fertility god associated with the creative force of reproduction.

兰登赶快给索菲解释,告诉她鲍芙默神是异教徒掌管生殖的神,是与人类的生殖能力联系在一起的。

Baphomet was a pagan fertility god associated with te creative force of reproduction.

兰登赶快给索菲解释,告诉她鲍芙默神是异教徒掌管生殖的神,是与人类的生殖能力联系在一起的。

It was confirmed that facultative apomixes is existed in coffee species based on emasculating treatment, cyto-genetic observe and SSR marker detection.

细胞遗传学观察发现咖啡四倍体类型材料(2n=4x=44)的多胚和多胚苗中含有天然的单倍体胚和单倍体小苗(2n=2X=22);去雄处理后,可见子房膨大,其中5份材料获得了果实和种子,初步说明无融合生殖现象的存在;对小粒种品种间杂交F1代个体的SSR分析,发现多胚苗中存在与母本图谱相同且不携带父本特异带的后代以及携带双亲特异带的有性后代,表明子代有仅来自母本的无融合生殖个体分离出来。 3 建立了咖啡无融合生殖的分子鉴别方法。

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推荐网络例句

I use an example quoted by Hu Jiaqi:"It is reported that America separates the DNA of a kind of virus by making use of genetic technology and combines it with another kind of DNA. Finally, they get a kind of virulent biological agent called a "pyrotoxin". Someone discloses in private that 20 grams of such a kind of biological agent could result in the global death of 6 billion people due to infection."

我在这里例举胡家奇所引用过的例子:"据报道,美国利用转基因技术,将一种病毒的DNA分离出来,与另外一种DNA进行结合,拼结成一种剧毒的"热毒素"生物战剂,且私下有人透露,这种生物战剂只需20克,就可以导致全球60亿人全部感染死亡。"

Waiting, for the queers and the coons and the Reds and the Jews.

等待着疯子和黑人还有红色共产主义者还有犹太人

"Everybody talks about what a horrible job it is to brief the press,but I love these briefings!"

&每个人都说,简报新闻是一份多么糟糕的工作,,但是我爱这些简报。&