67.海水魚類白點病(cryptocaryonosis)的病原為下列何者?
(A)鞭毛蟲
(B)纖毛蟲
(C)頂生孢子蟲
(D)黏液孢子蟲
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統計: A(182), B(833), C(112), D(379), E(0) #854411
統計: A(182), B(833), C(112), D(379), E(0) #854411