The bacterium that causes botulism disease is harmless until it:
1) is infected by lytic bacteria.
2) is infected by certain retroviruses.
3) contains a certain prophage DNA.
4) is irradiated by UV radiation.
5) is infected by prions.
1) is infected by lytic bacteria.
2) is infected by certain retroviruses.
3) contains a certain prophage DNA.
4) is irradiated by UV radiation.
5) is infected by prions.