A.分子結(jié)構(gòu)簡(jiǎn)單
B.VH無(wú)補(bǔ)體結(jié)合點(diǎn)
C.VL無(wú)補(bǔ)體結(jié)合點(diǎn)
D.Fab段結(jié)構(gòu)與補(bǔ)體相差甚遠(yuǎn)
E.Fc段無(wú)補(bǔ)體結(jié)合點(diǎn)
A.IgA
B.IgG
C.IgM
D.IgD
E.IgE
A.C1
B.C1q
C.C1r
D.C1s
E.C3