Class
I
-
dsRNA
Animal
Viruses - The mRNA is synthesized on a dsDNA genome template (:f: dsDNA -+ + mRNA), as in cells.
Papovaviruses - e. g. polyoma virus and SV40
Poxviruses - e. g. vaccinia virus
Adenoviruses - e. g. human adenovirus
Herpesviruses - e. g. human herpes simplex types I and II





