Amplification Steps in the Complement Pathways Occur

question 28

Multiple Choice

Amplification steps in the complement pathways occur

• A)in the classical pathway with C1 cleaving multiple molecules of C4 and multiple C2 for every C1 and C4; in the alternative pathway with the C3b of other pathways becoming C3 convertase; and then the C3b becoming part of a C5 convertase
• B)in all pathways with all the C3 convertases making multiple C3a +C3b
• C)with C9 polymerization
• D)all of the above
• E)A and B only

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