25、离心管,4°c保存约5min.3胶条的平衡每根胶条加入5ml平衡液配方如下,平衡20min平衡液200ml100ml500ml60mmtris-hcl(ph6.8)8ml4ml20ml2%sds4g2g10g5% p -me10ml5ml25ml10%甘油20ml10ml50ml0.05%澳酚蓝o.lg0.05g0.25g四蛋白电泳第二向(sds-page)30%丙烯酰胺储液的配置(30%acr, 0.8%bis)分离胶的配置以...
答案(1)答案:C.选句题.根据上句She took them home and put them in a small cage.她把它们带回家放在一个小笼子里.可知,应该是喂养它们.填"她用爱喂养它们,鸟儿变得强壮.",选C.(2)答案:B.选句题.根据下句The larger and stronger of the two birds flew out of the cage.两只中大...
答案 70.B 细节理解题,根据Your homework assignments are listed on the next page.可知家庭作业被列在下一页,故选B. 71.D 细节理解题,根据CLASS:363Marshall Hall 3:35～5:00T Th (Tuesday Thursday)可知在周二和周四的3:35～5:00可以参加Klammer教授的课程,故选D. 72.D 细...