Which of the following binds to surface-bound C3b during formation of the alternative C3 convertase?

Which of the following binds to surface-bound C3b during formation of the alternative C3 convertase?

Which of the following binds to surface-bound C3b during formation of the alternative C3 convertase?












A. Factor Bb
B. Factor B
C. C2a
D. C4b
E. Factor D












 Answer: B