Well a true virus copies itself to other files and if you have a CD in your PC, if the virus is good enough it could copy its self to their as well as other places
DVD writes are hardware devices and are not prone to viruses. The software that is used by computers to prepare and send data to the DVD writer can be infected by a virus.
no
viruses
By dowloading dodgey software of a dodgey website.
yes
No not really
Oncolytic viruses are viruses used in cancer treatment. They kill these viruses through chemical means in multiple stages by attacking infected cells.
PC viruses are usually 'contracted' from the internet - or by inserting an 'infected' disk into the computer's drive.
White blood cells
9 infected:10 computers
If a virus was burned to the DVD, then yes, this can infect a computer.
Prokaryotes can be infected by viruses.