阿摩線上測驗
49. Which description about complement system is incorrect?
(A) requires antibody to target pathogen
(B) can attract phagocytic leukocyte
(C) normal body cells continuously produce proteins that inactivate complement
(D) activation of one complement protein can trigger the enzymatic cleavage of anotiier complement protein
(E) is part of the innate immunity system
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統計： A(30), B(1), C(8), D(2), E(0) #3223067
統計： A(30), B(1), C(8), D(2), E(0) #3223067
