| A | B |
| Flagellem | a whip-like tail found on protists and bacteria for movement |
| Fission | asexual reproduction (involving bacteria) |
| Aerobe | an organism that requires oxygen |
| Anaerobe | an organism that does not require oxygen |
| Saprophyte | an organism that uses dead material as a resource for energy and food |
| Nitrogen-fixing bacteria | bacteria that change nitrogen in the air into compounds of nitrogen, |
| Pathogen | an organism that generates disease |
| Antibiotic | a substance produced to destroy or slow down the growth of bacteria |
| Vaccine | a substance that causes the body to resist infection or develop immunity to a specific virus |
| Toxin | a poison that is produced by pathogens |
| Endospore | a bacterial cell that has a thick-wall around it or hot & cold temps |
| Antibiotic resistant | evoulutionary change when strains of bacteria becomes immuned to a drug that once worked to kill them |
| Protist | simple eukaryotic organism, may be single & multi-celled, lives in wet environment |
| Algae | protists that contain chlorophyll, and through the process of photosynthesis, are able to make food |
| Protozoa | animal-like protists that are single-celled, animal like protists |
| Pseudopod | a cytoplasmic extension, which resembles a foot "fake foot", that is used to capture food |
| Cilia | short, hair-like structures that stretch from the cell membrane to help move |
| Hyphae | fine, tube like threads making up the body of the fungus |
| Spore | reproductive cells that form without fertilization in some protists & fungi |
| Sporangia | the circular spore case in zygote fungi |
| Ascus | tiny, saclike structure in which spores are created in sac fungi |
| Budding | asexual reproduction in yeasts (where it grows out of the parents side) |
| Basidium | club shaped structure in which spores are created in club fungi |
| Lichen | combination of green algae & cyanobacterium and a fungus that form a mutual relationship |
| Red tide | an algae population explosion that causes salt water to appear red and results in the illness and death of many fish |