62.P. gingivalis要附著（adhesion）於含有proline-rich protein的唾液覆蓋的牙齒表面，必須藉 由何種物質？
(A)Fimbriae
(B)Membrane protein
(C)Surface protein
(D)Heat-sensitive protein

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統計： A(403), B(39), C(37), D(2), E(0) #881505