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| Question | Answer |
| Nucleus | Controls all activities of the cell |
| Cytoplasm | Where most of the chemical reactions take place |
| Cell membrane | Is selectively permeable to ions and organic molecules and controls the movement of substances in and out of cells |
| Mitochondria | Where most energy is released in respiration |
| Ribosome | Where protein synthesis occurs |
| Cell wall (only in plant cells) | Made of cellulose and strengthens the cell |
| Chloroplasts (found only in plant cells) | Absorbs light energy to make food/contains a green pigment called chlorophyll (a chemical) for photosynthesis |
| Vacuole (found only in plant cells) | A sac filled with cell sap and contains sugars, salts and water. When it is full the vacuole supports the cell making it firm. |
| Bacterial cell | consists of cytoplasm and a membrane surrounded by a cell wall; the genes are not in a distinct nucleus |
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