18. Viruses, Viroids, & Prions
Animal Viruses: RNA Virus Synthesis & Replication
01:30
Practice this topic
- Multiple Choice
A positive ssRNA virus:
- Multiple Choice
Virus X, a (-) ssRNA virus, cannot replicate its genome without bringing what into the host cell?
- Multiple Choice
(+/-) dsRNA viruses are most similar to which other type of virus?
- Open Question
The molecule serving as mRNA can be incorporated in the newly synthesized virus
capsids of all of the following except
a. + strand RNA picornaviruses.
b. + strand RNA togaviruses.
c. strand RNA rhabdoviruses.
d. double-stranded RNA reoviruses.
e. Rotavirus.
- Open Question
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 DNA.
e. none of the above
- Open Question
Which of the following would be the first step in the biosynthesis of a virus with reverse transcriptase?
a. A complementary strand of RNA must be synthesized.
b. Double-stranded RNA must be synthesized.
c. A complementary strand of DNA must be synthesized from an RNA template.
d. A complementary strand of DNA must be synthesized from a DNA template.
e. none of the above