【单选题】EXCEL2010 工作簿的扩展名是 。
【单选题】The nurse is planning to interview a client who is being treated for depression. When the nurse enters the examinatlon room, the client is sitting on the table with shoulders slumped The nurse should ...
A.
providing the client with simple explanations.
B.
offering to hold the client's hand.
C.
using a highly structured interview process.
D.
expressing interest in a neutral manner.
【单选题】以醋酸纤维素薄膜为支持物进行血清蛋白电泳,使用PH8.6巴比妥缓冲液,各种蛋白质的荷电状态是
C.
清蛋白和α1--球蛋白带负电荷,其他蛋白带正电荷
D.
清蛋白、α1、α2--球蛋白带负电荷,其他蛋白带正电荷
【单选题】以醋酸纤维素薄膜为支持物进行血清蛋白电泳,使用pH8.6巴比妥缓冲液,各种蛋白质的荷电状态是( )
D.
清蛋白和α1-球蛋白带负电荷,其他蛋白带正电荷
E.
清蛋白、α1、α2-球蛋白带负电荷,其他蛋白带正电荷