卵膜
- 与 卵膜 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
Under light microscope, the egg is an oblated and agglutinated demersal with a narrow perivitelline space; eggs ranged in diameter from 1.95 to 2.38 mm with a mean of 2.18 ± 0.03 mm; their membrane are smooth and they have 5 to 7 cannular keratose egg-filaments; the oil globules are multiple, ranged in diameter from 0.05 to 0.50 mm and in number from 7 to 145 with a mean of 28±2, the position of them migrate during embryonic development; the yolks are ivory-white with no segments, ranged in diameter from 1.00 to 2.30 mm with a mean of 1.90 ± 0.03 mm; the development phases of the embryo are variable. So they were identified as the eggs of one Beloniformes.
在光学显微镜下:卵呈微扁圆形,卵径1.95~2.38mm,粘着沉性;卵黄间隙较窄,卵黄囊呈乳白色,无龟裂;卵膜平滑,在其表面有5~7根细长角质管状卵膜丝;多油球数不定(4~145),油球径0.05~0.50mm,油球在卵黄囊中的位置随不同的发育时期而不断发生变化;胚体处在不同的发育阶段,其特征符合颌针鱼目鱼卵的特征。
-
In 30 seconds, 86% of sperm entered micropylar canal along the grooves around the micropyle; TEM image of a section through the micropylar center was obtained.
在授精开始的30秒内,测得卵膜附近约86%的精子沿着凹沟进入精孔管;还拍摄到了通过卵孔中心的纵切面映象。
-
This kind of structure of micropyle has been proved by computer simulation to be favourable for the sperm to agglutinate and enter the micropyle. So, another kind of teleost is found after Misgurnus anguilicaudatus, in which exist unnegligible mechanical dynamic factors besides the chemical one during the sperm entry into the micropyle.
通过电子计算机模拟,验证了卵膜孔的这种结构,为精子的云集和进入精孔管所提供的有利条件,从而,于泥鳅之后又发现了一种真骨鱼,其精子入卵除化学因素外,还存在着不容忽视的机械动力因素。
-
There was a first polar body which was still connected with the egg near the fertilizing sperm.
许多学者都证实了精子通过卵膜孔首先与该孔下面卵质膜一个特殊区域称为精子穿人部(印erm entry site)发生结合和融合,然后并人卵内。
-
A pore in the membrane covering the ovum of some animals through which a spermatozoon can enter.
卵膜孔一些动物卵细胞覆盖膜上的小孔,精子可由此进入
-
A pore in the membrane cover in g the ovum of some animals through which a spermatozoon can enter.
卵膜孔一些动物卵细胞覆盖膜上的小孔,精子可由此进入
-
Under scanning microscope, a kind of strange structure with radiative grooves and ridges was observed in the micropylar region of the mature egg of Protosalanx hyalocaranius.
扫描电镜下,大银鱼成熟卵卵膜孔区域呈现奇异的放射沟脊状结构。
-
When the embryo reached the prehatching stage, the hatching enzyme granules were secreted into the perivitelline space from the top of HGCs.
孵化酶进入卵周液,对卵膜内层进行消化和降解,使胚胎破膜而出。
-
Finally follicle cells or cells of the maternal oviduct provide protective coatings for the egg including albumen and various types of outer membranes and shells.
最后,滤泡或母体输卵管细胞产生保护性的卵膜,包括清蛋白和各种外部膜及壳。
-
The egg case of certain insects and mollusks.
在壳膜的卵膜孔区有5-10条沟和嵴。
- 推荐网络例句
-
In the United States, chronic alcoholism and hepatitis C are the most common ones.
在美国,慢性酒精中毒,肝炎是最常见的。
-
If you have any questions, you can contact me anytime.
如果有任何问题,你可以随时联系我。
-
Very pretty, but the airport looks more fascinating The other party wisecracked.
很漂亮,不过停机坪更迷人。那人俏皮地答道。