欲将蛋白质从水溶液中析出而又不改变蛋白质的性质,应加入的试剂

欲将蛋白质从水溶液中析出而又不改变蛋白质的性质,应加入的试剂是

A.溶液   B.(NH4)2SO4溶液   

C.CuSO4溶液     D.酒精溶液

 

答案

B

解析:略

 

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