Which of the following would be the first step in biosynthesis of a virus with a - (minus) strand of RNA?
A) transcription of mRNA from DNA
B) synthesis of double-stranded RNA from a DNA template
C) synthesis of DNA from an RNA template
D) synthesis of double-stranded RNA from an RNA template
E) synthesis of DNA from a DNA template

Question

Quizplus · Accepted Answer

In the biosynthesis of a virus with a - (minus) strand of RNA, the first step is the synthesis of a complementary + (plus) strand RNA from the - strand RNA template. This is often done by an RNA-dependent RNA polymerase, resulting in double-stranded RNA.

Which of the Following Would Be the First Step in Biosynthesis