本题目来源于试卷: Unity and Diversity A.5 Viruses，类别为 IB生物学
[单选题]
Viruses, compared to living organikqaf 2w8q* /ehsms, are very small.zamo 2mpeuw1(d+x at)-su1 :k Which other characteristic listed below distinguishes (u a+ok:wd2a)e1m-z1s t m pxuviruses from unicellular living organisms?
A. Contain genetic material
B. Contain cytoplasm
C. Lack enzymes
D. Genetic material is surrounded by a capsid
参考答案: D
本题详细解析:
Choice D is correct because The structure of all viruses includes the pres( 3u+vopkj(8gf 8z:axlc b2dnence of a capsid, which surrounds the genetic material (Choice D). Both viruses and living organisms contain genetic material (Choice A). Unicellular living organisms contain cytoplasm (Choice B). Some viru: u8n kcx vojb(a+8(gd2lfpz 3ses lack enzymes, but not all viruses lack enzymes (Choice C).
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