2.IgG1、IgG2、IgG3、IgG4在血清中的濃度由高到低排列,下列何者之順序正確?
(A)IgG1>IgG2>IgG3>IgG4
(B)IgG3>IgG2>IgG1>IgG4
(C)IgG2>IgG3>IgG4>IgG1
(D)IgG4>IgG3>IgG2>IgG1
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統計: A(881), B(129), C(32), D(39), E(0) #671685
統計: A(881), B(129), C(32), D(39), E(0) #671685