【简答题】试比较补体系统活化的三条途径的异同点A. 补体系统激活有经典途径.MBL途径及旁路途径,它们的相同点表现为:一旦形成C3转化酶后,作用C3裂解,形成C5转化酶,相继作用C5裂解,然后依次激活补体其他成分,形成膜攻击复合物C56789导致细胞膜破裂.细胞死亡。主要不同点表现为;比较项目 经典激活途径 MBL途径 旁路途径激活...
【单选题】Nothing is so easy as parents raise their expectations of their children too high.
【单选题】Nothing is so easy as ________ parents to raise their expectations of their children too high.
【简答题】白扁豆和扁豆衣为不同的药用部位,一般采用()分离;半夏和天南星常用()进行炮制;虻虫、蜈蚣最常用的炮制方法是烘焙法。
【单选题】Nothing is so easy as ________ parents to raise their expectations of their children too high. (2012·福建,33)
【单选题】Nothing is so easy as _____ parents to raise their expectations of their children too high. [ ]