複選題
22. Which of the following statements is correct for novel coronavirus 2019?
(A) It codes for RNA-dependent RNA polymerases.
(B) Its genome is a template for mRNA.
(C) It is enveloped and cannot survive in the gastrointestinal tract.
(D) It has early and late genes

1. 題目解析這個題目旨在測試對於2...