45.Pyrogen主要為下列何類物質?
(A)endonucleases
(B)lipopolysaccharides
(C)phospholipids
(D)toxoids
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統計: A(258), B(2328), C(140), D(362), E(0) #3283345
統計: A(258), B(2328), C(140), D(362), E(0) #3283345