| Term | Definition |
|---|---|
| cell | the smallest unit of an orginism |
| nucleus | a structure found in eukaryotic cells |
| eukaryotic | a cell containing a membrane |
| prokaryotic | a cell lacking a nucleus |
| unicellular | an organism made up of one cell |
| multicellular | an organism made of more than one cell |
| classification | the process of grouping things |
| taxonomy | the branch of science that formally names and classifies orginisms |
| domain | the highest and largest rank of grouping |
| bacteria | prokaryotic single celled orginism |
| archaea | prokaryotic single celled orginism |
| eukarya | an organism with cells that contain a nucleus |
| kingdom | a taxonomic rank below domain |
| autotroph | an organism that is able to make its own food |
| heterotroph | an organism that cannot make its own food |
| asexual | a method of reproduction that requires only one parent |
| sexual | a method of reproduction that requires both male and female parent |
| cell theory | all living organisms are made of 1 or more cells |
