問題詳情
13. Which of the following is a true statement about virus
(A) all viruses have capsids and membrane envelope
(B)viral RNA genome can be reversely transcribed into DNA by retrovirus
(C) RNA viruses can serve as a template for DNA synthesis
(D) viruses have lysogenic cycle
(E) all of the above
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增