yes.some of the bacterias are useful but some are not.some specific type of bacterias are using as medicine also.
Bacterias use restriction enzymes as a form of defense mechanism. We as people use these restriction enzymes in bacterias to aid us in genetic engineering.
arerobic bacterias
Bacterias do not reproduce sexually.
it depends on the type of the bacteria. also beneficial bacterias outnumber the population of harmful bacterias.
Some bacterias are nice but some are not like bacterias that wont harm you are nice ones and the one who harms arr viruses
so that no dandruf comes on hair it also kills some bacterias
molds
all of them
pathogens
bad hygeine
Not all bacterias and virues cause damage infact ther is sum that imunes you system
No, it as not a significant effect on gram negative and anaerobic bacterias. We usually use Metronidazole with Ciprofloxacin.