Bacteria can cause people to become ill, and also, when they get sick, the illness can progress at much greater speed. Given these facts, what does bacteria do among the following options:
- be a medicine
 - morph into a virus
 - exhibit learned behavior
 - cause people to become sick.
 - dividing into two parts
 - grow and divide rapidly
 - decomposing dead organisms
 - Remove waste from the body


 

    cause people to become sick.     