QUESTION: Which of the following is not RNA virus?
A Avian leukemia virus
B Bacteriophage MS-2
C Adenoviruses
D Influenza virus
ANSWER:
Adenoviruses
| Characteristic |
DNA Viruses |
RNA Viruses |
| Genetic Material |
Double-stranded or Single-stranded DNA |
Single-stranded RNA |
| Genome Arrangement |
Linear or Circular |
Usually Linear |
| Replication Site |
Nucleus (for most) |
Cytoplasm |
| Replication Enzyme |
DNA polymerase |
RNA-dependent RNA polymerase |
| Transcription |
Host RNA polymerase |
Viral RNA polymerase |
| mRNA Cap |
Often capped |
Not capped |
| Reverse Transcription |
Not applicable |
Utilized by some retroviruses |
| Examples |
· Herpesviruses
· Adenoviruses
· Papillomaviruses |
· Influenza virus
· HIV
· Measles virus
· Avian Leukemia Virus
· Bacteriophage MS-2 |
| Disease Examples |
· Cold sores
· Genital warts
· Chickenpox |
· Influenza
· AIDS
· Measles
· Avian Leukosis
· Bacteriophage infection |
| Vaccines Available |
Yes, for some DNA viruses |
Yes, for some RNA viruses |
