下列关于细胞结构和功能的叙述中,正确的是(    )     A.原

下列关于细胞结构和功能的叙述中,正确的是(    )

    A.原核细胞与真核细胞基因表达的场所相同

    B.生物膜的结构特点是具有一定的选择透过性

    C.动物细胞有丝分裂间期能观察到纺锤体和中心体

    D.同一个体不同细胞的细胞周期持续时间不相同

 

 

答案

D

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