Bacterias do not reproduce sexually.
yes.some of the bacterias are useful but some are not.some specific type of bacterias are using as medicine also.
Some bacterias are nice but some are not like bacterias that wont harm you are nice ones and the one who harms arr viruses
it depends on the type of the bacteria. also beneficial bacterias outnumber the population of harmful bacterias.
all of them
molds
bad hygeine
pathogens
It is a broadspecrum antibiotic with very good result in gram negative bacterias and gram positive bacterias.
In your body
bacterias
they are bacterias i think