Viruses
The most complex type of bacterial viruses having hexagonal head, a rigid tail with a contractile sheath and tall fibers is morphologically classified as

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
All of these
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