Viruses
Viruses can be purified based on their size and density by using

differential centrifugation
none of these
gradient centrifugation
precipitation

ANSWER DOWNLOAD EXAMIANS APP

Viruses
The function of a viral capsid is

All of these
providing binding sites that enable the virus to attach to specific receptor sites on the host cell
serving as a vehicle of transmission from one host to another
protection against the viral genome from physical and enzymatic destruction

ANSWER DOWNLOAD EXAMIANS APP