| A | B |
| some species live in extreme environments | archaebacteria |
| eubacteria | known as modern bacteria |
| cell walls contain peptidoglycan | eubacteria |
| Eukaryotic | cells with a nucleus |
| Prokaryotic | cells without a nucleus |
| pseudopod | motility mechanism formed by temporary appendages formed in an amoeba's cell membrane - used for feeding and movement |
| prokaryotic | bacteria |
| cilia | tiny hairs found on some bacteria and some protists, used for movement |
| flagellum | a tail found on some protists and some bacteria, used for movement |
| chloroplasts | organelles found in photosynthetic autotrophs such as some protists |
| round bacterium | coccus |
| spiral bacterium | spirillum |
| rod shaped bacterium | bacillus |
| binary fission | type of assexual reproduction that occurs after cell has doubled in size, replicates its DNA, then divides into two identical daughter cells |
| conjugation | A type of sexual reproduction where 2 bacterial cells exchange parts of their DNA by forming a hollow bridge btwn them. |
| streptococcus | groups/chains of coccus-shaped bacteria |
| diplococcus | pairs of coccus-shaped bacteria |