SARS-CoV-2 is a ____
A: RNA virus
B: DNA virus
C: Viroid
D: Virusoid
E: Prion
A: RNA virus
B: DNA virus
C: Viroid
D: Virusoid
E: Prion
举一反三
- 下列病原体，除哪一种外都有核酸（ ）。 A: virion B: HDV C: viroid D: virusoid E: prion
- 下列病原体,除哪一种外都有核酸 ( ) A: prion B: viroid C: HBV D: virusoid E: virion
- 迄今发现的结构最简单的病原体是( )。 A: Virus B: Bacteria C: Prion D: Fungi E: chlamydia
- The vaccine for measles is best characterized by() A: Bacteriocin B: Killed virus vaccine C: Inactivated virus vaccine D: Live virus vaccine E: Recombinant virus vaccine
- A virus with RNA-dependent RNA polymerase A: synthesizes DNA from an RNA template. B: synthesizes double-stranded RNA from an RNA template. C: synthesizes double-stranded RNA from a DNA template. D: transcribes mRNA from DN