23. Which description most closely matches the basic genome and structure type of Coronaviruses?
(A) Small, non-enveloped viruses with segmented negative-sense ssRNA.
(B) Small, enveloped viruses with negative-sense ssRNA and a helical capsid only.
(C) Large, non-enveloped viruses with double-stranded DNA.
(D) Medium-sized, enveloped viruses with segmented double-stranded RNA.
(E) Large, enveloped viruses with positive-sense single-stranded RNA
答案:登入後查看
統計: 尚無統計資料
統計: 尚無統計資料