| A | B |
| bacteria | a cingle celled organism |
| bacilli | rod shaped bacteria |
| cocci | sphere shaped bacteria |
| spirilla | long, spiral shaped bacteria |
| flagella | hairlike part that helps a bacteria move |
| prokaryote | organism that has no nucleus |
| eukaryotes | organisms that have a nucleus |
| binary fission | the process which bacteria use to reproduce |
| endospore | thinck walled protective spore that contains DNA |
| bioremediation | biological treatment of hazardous wastes by living organisms |
| lactose | the sugar in milk |
| pathenogenic bacteria | cause disease in humans |
| virus | a microscopic organism that gets inside a cell and kills it |
| lytic cycle | the way in which viruses reproduce |
| lysogenic cycle | reproductive cycle in which genetic material stays inactive for a long period of time |
| antiviral | stop viruses from reproducing |