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【单选题】
科学研究发现,某些免疫球蛋白具有催化功能,称之为抗体酶。下图表示某新型抗体酶的结构,据图判断下列叙述不正确的是 ( )A.
抗体酶能与双缩脲试剂发生紫色反应
B.
抗体酶能与各种抗原结合
C.
抗体酶与底物结合后，能降低反应的活化能
D.
利用抗体酶特异性识别抗原和催化无活性药物前体的转化反应，可靶向治疗癌症
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