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

gradient centrifugation
precipitation
differential centrifugation
none of these

ANSWER DOWNLOAD EXAMIANS APP

Viruses
In order for a virus to replicate

the genome must be released in the cytoplasm
the capsid must enter the host cell cytoplasm
the host cell must lack a cell membrane
the host cell must be undergoing mitosis

ANSWER DOWNLOAD EXAMIANS APP

Viruses
The function of a viral capsid is

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

ANSWER DOWNLOAD EXAMIANS APP