问题
单项选择题 A型题
有关病毒的叙述，错误的是（）
A.体积微小，绝大多数病毒必须在电镜下才能观察
B.结构简单，由蛋白质外壳和核酸组成，其核酸只含RNA或DNA
C.缺乏酶系统，只能在相应的活细胞内增殖
D.病毒以分裂的方式增殖
E.病毒对抗生素类药物不敏感
答案
参考答案：D
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有关病毒的叙述，错误的是（）
A.体积微小，绝大多数病毒必须在电镜下才能观察
B.结构简单，由蛋白质外壳和核酸组成，其核酸只含RNA或DNA
C.缺乏酶系统，只能在相应的活细胞内增殖
D.病毒以分裂的方式增殖
E.病毒对抗生素类药物不敏感
参考答案：D
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