| A | B |
| unicellular | organism that is only one cell |
| multicellular | organism whose body has more than one cell |
| producer | an organism that is able to produce or make their own food- use photosynthesis |
| consumer | organism that has to find a food source |
| autotroph | organism that can make its own food; aka producer |
| heterotroph | organism that has to find a food source: aka consumer |
| Prokaryote | organism - that has no nucleus to hold its DNA |
| Eukaryote | organism that has a nucleus to hold its DNA |