A2.3 Viruses

Question 1

properties of viruses

Answer 1

usually small and have fixed size
contain either DNA or RNA as genetic info
enclosed by capsid
no cytoplasm
few enzymes

Question 2

what is a viral capsid

Answer 2

protein structure
which surrounds the genetic
information of the virus.

Question 3

how do viruses reproduce

Answer 3

APBMR
attach to host
penetrate the genetic info into host
biosynthesis- use machinery in host to duplicate component
maturation assemble components into virus
release new copies of virus into host