英语人>网络例句>yolk nucleus 相关的网络例句
yolk nucleus相关的网络例句

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与 yolk nucleus 相关的网络例句 [注:此内容来源于网络,仅供参考]

Stage I of both male and female stone flounder appears only once in all its life, and the germ cells are comprised by spermatogonia or oogonia. The gonad from Mar to Aug keeps at stage II. The gonad index of testis at this stage is 0.037%, and the amount of spermatogonia is increased quickly. There is some linear germ plasm in the cytoplasm of spermatogina. In ovary at this stage it is mostly composed by oocyte of phase 2 which the character is the appearance of yolk nucleus, and no zona radiate in membrane. The mean GI of ovary is 1.95%. From Sep to Oct gonad is at stage III which testis is composed by lots of spermatogina and few spermatocytes, and the mean GI of testis at this stage is 0.086%. In ovary the ooctyes at phase 3 are in dominate position, the yolk nucleus disappear. And the GI of this stage is 3.35%. Both testis and ovary are at stage IV in Nov. hi testis the germ cells are in spermiogenesis, and the mean GI is 0.93%. hi ovary the oocytes are mostly at phase 4, which are filled in the cytoplasm with vitellin granule, and the zona radiate in membrane begins to formation. Nucleus moves to one side of the oocyte gradually. The mean GI of ovary at this stage is 9.37%.

在每年的3月-8月期间性腺处于Ⅱ期,此期精巢中精原细胞明显增多,胞质局部可见有线状的生殖质存在,平均成熟系数为0.037%;卵巢中以2时相卵母细胞为主,可见细胞质中出现强嗜碱性的卵黄核,细胞外由一层滤泡细胞包围,但尚无放射带,平均成熟系数为1.95%。9月-10月期间性腺处于Ⅲ期,此期精巢中仍有大量精原细胞,同时可见部分精母细胞,平均成熟系数为0.086%;卵巢中以3时石鲜孟加限加$玩印面n洲匆s性腺发生、分化及发育的周年变化相卵母细胞为主,细胞质中的卵黄核己消失,平均成熟系数为3.35%。11月性腺处于IV期,此期精巢内精细胞正处于不同的形成过程中,平均成熟系数为0.93%;卵巢中以4时相卵母细胞为主,胞质中充满染成桔红色的卵黄颗粒。

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。&