A.C1r B.C1s C.C1q D.Df E.C5aR
A.細菌內(nèi)毒素 B.CER C.CRP和CER D.CRP E.甘露聚糖
A.過敏毒素產(chǎn)生B.膜攻擊復(fù)合物形成C.C3裂解為C3a和C3bD.C4裂解為C4a和C4bE.C5裂解為C5a和C5b