With systeamine pretreatment decreased yields of dominant lethals were obtained in spermatocytes, spermatids and in spermatozoa . 用半胱氨预先处理,在精母细胞、精子细胞和精虫内均可使显性致死突变值下降。
2.
With cysteamine pre-treatment, decreased yields of dominant lethals were obtained in spermatocytes, spermatids and in spermatozoa . 用半脘氨预先处理,在精母细胞,精子细胞和精虫内均可使显性致死突变值下降。
3.
I was slammin ' more cadillac doors and pimpin ' more ho ' s 当你还在你爹的蛋蛋里当只小精虫时
4.
Sperm race towards the unfertilized egg 精虫朝未受精的卵子冲去。
5.
Poor testicular salvage rate was the result of delayed presentation at this department in most cases 有三位?丸扭转的病人于后曾接受抗精虫抗体的测试,其中有一位病人有阳性反应。
6.
This would be tantamount to a cooperation one of nature s favourite devices between the nisus formativus of the nemasperm on the one hand and on the other a happily chosen position , succubitus felix , of the passive element 这个论点也许意味着:一方面是精虫的生殖本能276 ,另一方面是被动因素那巧妙地选择的体位即卧在下面受胎277之间的协力大自然喜用的方法之一。
7.
Must we accept the view of empedocles of trinacria that the right ovary the postmenstrual period , assert others is responsible for the birth of males or are the too long neglected spermatozoa or nemasperms the differentiating factors or is it , as most embryologists incline to opine , such as culpepper , spallanzani , blumenbach , lusk , hertwig , leopold and valenti , a mixture of both 我们究竟应该接受特利纳克利亚的恩培多克勒的说法,即认为男子的诞生决定于右卵巢272另外一些人则主张是在月经后的时期,还是应该认为被放置过久的精子或精虫乃是决定性别的重要因素?