目的: 检测无汗性外胚层发育不全患者的EDA基因 的突变.Objetive : To detect the gene mutation of a patient with anhidrotic ectodermal dysplasia.此外,Nodal信号还在胚胎的左右不对称发育及神经外胚层的前后轴线分化中起重要的作用.Nodal signals also play pivotal roles in left - right asymm...
除非 受热,物质不会有膨胀的倾向.Substances have no tendency to expand unless ( they are ) heated.气体具有无限膨胀的趋势.A gas tends to expand indefinitely.另一类误解牵涉到对于膨胀的定量叙述。Another set of misconceptions involves the quantitative description of ex...
如果我们遇上持续下雨，塞西尔也能让“扈从”参加德比马赛。If we have a wet spell, Cecil could also run Armiger in the Derby.他的对手后来杀光了他的扈从.His opponents then killed off his retinue....