During infection of a cell,a poliovirus virion undergoes all of the events listed except:

Question

Quizplus · Accepted Answer

Poliovirus does not lose VP1 during infection of a cell. VP1 is a major capsid protein that remains integral to the virus structure for its attachment and entry into the host cell. Loss of VP4 and binding to the poliovirus receptor (PVR) are part of the uncoating process, and the virion does undergo a reduction in size, transitioning to a 135S particle after receptor binding.

During Infection of a Cell,a Poliovirus Virion Undergoes All of the Events