| A | B |
|---|
| autotroph | organisims that make their own food |
| heterotroph | organisms that get their food from other plants and animals |
| aerobic | organisms that require oxygen to live |
| anerobic | organisms that do not require oxygen to live |
| unicellular | organisms with one cell |
| multicellular | organisms with more than one cell |
| prokaryotic cell | a cell with no true nucleus |
| eukaryotic cell | a cell with a nucleus |
| sexual reproduction | requires male and female gametes |
| asexual reproduction | do not require a male and female; organisms can bud or clone |
