I assume you mean reproduce? The time varies between each type of bacteria.
a long time
20 Minutes
10 seconds
1 hour 40 minutes
Bacteria take glucose through food or photosynthesis.Virus do not get glucose.
a long time
it takes time
they never die
20 Minutes
Almost immediately. bacteria are very weak creatures, and are killed easily.
5 to 7 days
One sneeze.
It gets invaded by bacteria.
It takes 5 minutes.
It takes less than 72 hours for an onion to start growing bacteria.
45 minutes
10 seconds