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Organelles
| Term | Definition |
|---|---|
| cell membrane | present around ALL cells;allows only certain substances to enter and leave; gateway |
| cell wall | encloses the cell membrane of plant cells; protects and supports plant cells |
| chloroplasts | contain the green liquid pigment chlorophyll; capture sunlight for making food in plant cells |
| nucleus | contains DNA and controls all of the functions of plant and animal cells; control center |
| mitochondria | "powerhouses" of cells; produce most of the energy of a cell |
| ribosomes | tiny structures in the cytoplasm where proteins are made |
| vacuoles | mostly in plant cells; store water and nutrients for the cell; very large in plant cells; "storage tanks" |
| eukaryotic | cells with a nucleus and membrane-bound structures, plant and animal cells |
| prokaryotic | cells without a nucleus and membrane-bound organelles, bacteria |