78. 造成黑尿症(alkaptonuria)所缺乏的酵素為:
(A)Phenylalanine hydroxylase
(B)Tyrosinase
(C)Homogentisic acid oxidase
(D)Galactose transferase

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統計： A(4), B(0), C(1), D(0), E(0) #898583