• 2022-06-08
    经典途径的C5转化酶是(),经典激活途径的C3转化酶是()
    A: C4b2a       C4b2a3b
    B: C3bBb      C4b
    C: C4b       C3bBb3b
    D: C3bBb3b     C4b2a
    E: C4b2a3b       C4b