【简答题】SDS-PAGE(SDS polyacrylamide gel electrophoresis)。
【简答题】在用SDS分离DNA时,要注意SDS的浓度,0.1%和1%的SDS的作用效果是不同的,前者______,后者______。
【单选题】1一腰段脊髓损伤患者,双下肢伸膝力量差, 对他进行股四头肌徒手肌力测定。 患者首先应取
【判断题】通过所有者权益变动表可以为报表使用者提供所有总量变动的信息,也能为其提供所有者权益增减变动的结构性信息。( )
【单选题】. ---Do you have the Harry Potter books by JK Rowling in your shop? ---Sorry, there is___________left at the moment.
【单选题】Tom ______ better than to ask Harry for help.
【单选题】Harry seemed to have learned nothing from the failures of his ___________ so he met with credit crisis in the company.
【简答题】SDS聚丙烯酰胺凝胶电泳(SDS-polyaerylamide gel electrophoresis,SDS-PAGE)