A4: Case Study: Virus Flashcards
1
Q
What is the structure of viruses?
A
- Protein coat with nucleic acid
4 kind of shapes of viruses:
- Icosahedral protein coat (naked virus): 20 side shape
- Helical protein coat (naked virus): rod shape
- Icosahedral or helical nucleo-capsid surrounded by an envelope: symmetry, spike envelope
- Complex: mix shape and symmetry, robot look
2
Q
How are viruses classified based on their genetic material?
A
3
Q
How do viruses replicate?
A
- Attachment
- Penetration and uncoating
- Transcription and translation
- Genome replication
- Assembly, maturation and release
