The factor is Oxygen.
Yes. Most bacteria is not harmful to us such as bacteria in a yogurt, but some bacteria is harmful.
Only 1% of bacteria is harmful to humans
not all the bacteria harmful. bacteria that are harmful is i dont know sorry. have a nice DAY!!
Every animal need this gas for respiration. Oxygen helps to destroy the harmful bacteria in the body. It also helps in decaying.
it contains chemicals like H20, nitrogen, chlorine and oxygen which produces harmful bacteria that can make you hallucinate. and it is very harmful to humans..
Harmful bacteria will harm you. Helpful bacteria will help you.
It depends--there are both aerobic (oxygen-dependent or oxygen-tolerating) and anaerobic (oxygen-intolerant) bacteria. Anaerobic bacteria often cannot live in the presence of oxygen, while increasing oxygen levels for aerobic bacteria can often stimulate population growth.
the harmful bacteria live in air,human body etc.
Bacteria can make you get a harmful diseese, and you could dye. ( I think )
harmful
There are harmful to all organisms, but some bacteria are helpful in many ways.