Viral infections Flashcards
from alistair question booklet - theme 7
1
Q
The size of a virus is about
a. 1μm
b. 2-3nm
c. 500-700nm
d. 20-300nm
e. 5-15nm
A
d
2
Q
A viral envelope is
a. present in all viruses
b. a lipid bilayer
c. another name for a capsid
d. made of capsomeres
e. made of glycoproteins
A
b
3
Q
Viral tropism refers to how
a. certain viruses are attracted chemotactically towards specific tissues b. specific viruses are taken up only by specific tissues
c. leukocytes are attracted towards particular viruses
d. some viruses become more virulent over time
e. virus behaviour can be controlled by cytokines
A
b
