Viruses Flashcards
(8 cards)
0
Q
What are the two types of capsids?
A
Non enveloped (simple) and enveloped (complex)
1
Q
What are the four common features of viruses?
A
Self vs host recognition, uses hosts for survival, host-virus battles, protected genome by a capsid
2
Q
How can enveloped capsids be complex?
A
Have lipid bilayers, glycoprotein and matrix or tegument
3
Q
What are capsid proteins?
A
Usually highly basic positively charged and rich in arg and lys which can self assemble
4
Q
What are the two types of basic containers?
A
Isohedral and helical
5
Q
Give and example of an Isohedral virus?
A
Human rhinovirus and MS2
6
Q
In Isohedral viruses what type is a) 60 subunits and b) 180 subunits?
A
A) t=1
B) t=3
7
Q
What does a greater number of subunits allow?
A
More of the genome to encode for useful stuff
