子核
- 与 子核 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
In microgametogenesis, callose deposits in tapetal cells and begins to accumulate around microspore nucleus at the early microspore stage, callose deposition around microspore nucleus continues through uninucleate microspere stage.
小孢子早期,绒毡层细胞中积累胼胝质类物质,小孢子核周围也开始沉积胼胝质,逐渐形成完整胼胝质壁;小胞子晚期,绒毡层细胞开始解体,药室内壁细胞开始加厚,其加厚的物质为胼胝质类物质。
-
The zygote has a fixed complement of genetic information in its nucleus .
合子的核中具有固定的全部遗传信息。
-
Tic division of F1 hybrid was normal ,anucleate cells and cells with micronuclei which were produced by asymmetrical separation of chromosomes were observed at the second meiotic division.
结果表明,杂种F1减数第一分裂基本正常,在减数第二分裂观察到由于染色体不对称分离产生的无染色质和仅带有微核的子细胞。
-
The archegonial initials could be distinguished from the perip heral cells at the micropyle end of the female gametophyte before the completion of the wall formation where the cell wall had reached the center of the gametop h yte.
雌配子体中游离核之间细胞壁还未完全形成时,在其近珠孔端表面可看到颈卵器母细胞发生。
-
A malignant transformant line 3T3 (T24) was obtained by transfection of mouse fibroblast NIH3T3 cells with pMAMneo-T24-ras plasmid. 3T3 (T24) cells were cultured continuously in the presence of benzamide , an NAD site inhibitor of poly polymerase .
将12位密码子突变的活化ras癌基因全cDNA序列克隆到真核表达载体pSV2neo和pMAMneo上,获得了相应的重组质粒pSV2neo-T24-ras和pMAMneo-T24-ras,将pMAMneo-T24-ras质粒利用基因转移方法导入小鼠成纤维细胞NIH3T3中,活化的ras癌基因可使受体细胞发生恶性转化。
-
Interestingly, we observed that ANE itself caused cytokinesis failure and increased the frequency of binucleated cells following 24-h exposure.
有趣的是,我们还观察到槟榔子萃取物作用二十四小时后的细胞会出现细胞质分缺损,且双核细胞的比有明显增多的现象。
-
A deciduous treeof central and western Asia,having pinnately compound leaves and dry,drupaceous,nutlike fruits.
阿月浑子一种生长在亚洲中部和西部的落叶树,长有羽状复叶和干燥、似坚果的有核果实
-
Product fault ink UN-uniform UN-uniform ink products were:(1) water and ink, ink and wash painting the rubber roll version of wear, spindle bearing wear, cots epiderm aging decline, ink, etc;(2) series water roll of layer debranning, cylindricity wear, a thin layer of shoulderpieces for intergradle monlchamus, a product of long a portion of the Ribbon, resulting in a roller 跞 movement oscillating anisotropism;(3) support by Edition of water, rollers, the cylinder, swayig stand, wear, resulting in version tiaodong Cot by cause pressure by version is unstable, produce ink imbalance, ink, ink plate, staves, relying on the old version (students'overloaded) version of COTS and pressure;(4) the water roll chemiluminscent set of aging or poor quality water decline caused by transmission;(5) does not have a regular check of the drum-and-ink roller and version by version-and-ink roller and pressures;(6) if the drum gear wear, and gear spacing is the same as the regular ink "" gear.
二、产物墨色不平均障碍产物墨色不平均的来因有:(1)传水、传墨、匀墨和靠版水墨各橡胶辊的圆柱度磨损超不差,拆轴承的轴脚磨损,胶辊不内脏嫩化,传墨本领回升等;(2)串水辊度层脱皮,圆柱度磨损超不差,暗地有薄积墨层,两脚长出局部有积墨带,变不败滚子跞不静串墨不不平衡;(3)撑持靠版水、墨辊的锁脚,摆不静支架,磨损惨重,变不败胶辊靠版时跳不静致使靠版不抬辛不安定,爆发水墨不不平衡,呈现墨色不不平衡、干版、水墨杠、嫩版等本体;(4)水辊绒套嫩化或质度不差变不败传水本领回升;(5)操纵按期校核各水墨辊及版滚筒与靠版水墨辊的不抬辛;(6)若滚筒传不静齿轮磨损超不差,呈现与齿轮间距不异的有次序的&齿轮墨杠&。不一、套印障碍 1。
-
Mechanism of intron splicing in filamentous fungi might be similar to that in other eukaryotes.
二、丝状真菌内含子的剪接可能与其他高等真核生物相似,但它是否影响基因表达呢?
-
Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms.
雄原核:在被子植物花粉管中的生殖细胞分裂成两个配子的核。
- 推荐网络例句
-
Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
-
I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
-
The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。