From symbiosis to parasitism is a short step. The word is now a virus. The flu virus may have once been a healthy lung cell. It is now a parasitic organism that invades and damages the central nervous system.
The Ticket That Exploded (1962)
From symbiosis to parasitism is a short step. The word is now a virus. The flu virus may have once been a healthy lung cell. It is now a parasitic organism that invades and damages the central nervous system.
The Ticket That Exploded (1962)
