本题目来源于试卷: HL Topic A2.3 Viruses，类别为 IB生物学
[单选题]
5. Viruses have several flidb5wzihp -;3ztwm/1:0pm z orms of genetici aeyw2 ds-m))msvt-(.ehk 5cxcn-)f information but many structural features in comm .(c-a5e )xnm thm-)v)cwesfsd2-ikyon. What does this suggest in terms of their evolution?
A. Divergent evolution from a single common ancestor.
B. Evolution by mutation.
C. Divergent evolution from a single possible origin.
D. Convergent evolution from several possible origins.
参考答案: D
本题详细解析:
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