阿摩線上測驗
77. What is the primary function of humoral immunity?
(A) It primarily defends against fungi and protozoa
(B) It is responsible for transplant tissue rejection
(C) It protects the body against cells that become cancerous
(D) It produces antibodies that circulate in body fluids
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統計： A(0), B(0), C(0), D(1), E(0) #3389902
統計： A(0), B(0), C(0), D(1), E(0) #3389902
