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【单选题】
有关酶免疫分析法的错误描述是
A.
用于标记抗体最常用的酶是辣根过氧化物酶（HRP）
B.
均相法在抗原抗体反应后不需要将没结合的酶标记物分离出去
C.
酶联免疫吸附技术(ELISA)属于均相法
D.
固相酶免疫测定法的代表技术是最为常用的ELISA
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