问题
单项选择题 B1型题
旁路途径的C3转化酶是（）
A.C4b2a3b
B.C3bnBb
C.C3（H2O）Bb
D.C4b2a
E.C5b6789n
答案
参考答案：C
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旁路途径的C3转化酶是（）
A.C4b2a3b
B.C3bnBb
C.C3（H2O）Bb
D.C4b2a
E.C5b6789n
参考答案：C
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