结果 泄殖腔发育过程中,胎龄15d前 的正常鼠胚, 尿直肠隔将 泄殖腔 分为腹侧的尿生殖窦和背侧的直肠两部分, 二者共同相通于泄殖腔管. Results In normal fetus, the urorectal septum ( URS ) descended, its distance to cloacal membrane decreased gradually.
Proposed legislation affecting bird-keepers has been watered down.影响养鸟者的立法提案的措词已经缓和一些了。The zoo keepers released the lions from their cage.动物饲养员把狮子从笼子里放出来.Pet - keepers will receive a sum of 1000 yuan every year a subsidy...
If Darwinian theory works so well, why challenge it?既然达尔文学说已经被证实, 那末为什么还要对它提出挑战 呢 ?Also, some of the results of evolution do not match what Darwinian theory would predict.况且, 生物进化上的某些结果同根据达尔文学说来作出的某些预测并不相符.Do you all sub...
Finally, the implementation and test the system are described detailedly.最后详细介绍了系统的具体实现和测试.Especially during period of heater anomaly, read the following project detailedly please.特别是在加热器异常时, 请详细阅读以下项目.He has spent sever...