下列过程中,可能已经发生癌变的是 A.细胞膜上糖蛋白减少的细胞

下列过程中,可能已经发生癌变的是

A.细胞膜上糖蛋白减少的细胞    B.细胞核增大的细胞

C.自由水含量减少的细胞    D.被细菌侵染的细胞

答案

A

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