题目内容

有关酶类说法错误的是（）。

A. 酶是生物体内具有生物催化活性的蛋白质
B. 生物体内一切化学反应几乎都是在酶的催化作用下进行的
C. 酶具有专一性强以及催化效率高等特点
D. 酶类药物具有助消化、消炎、凝血与抗凝血、抗氧化、抗肿瘤等多种作用

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