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cells unit
| Term | Definition |
|---|---|
| function | The specialized activities performed by a system, organ, body part, object, or device. |
| bacteria | Single-celled organisms that do not have a nucleus or other membrane-bound organelles. |
| organelles | Cell structures, often surrounded by a separate membrane, that perform a specific function. |
| protist | An organism made up of a single cell or many cells with a nucleus, and that is not an animal, plant, or fungus. |
| structure | he parts of an object or system, including what they are made of, their shapes, and their arrangement. |
| virus | A microbe that is not made of cells and cannot grow or reproduce outside of a living cell. |
| cell membrane | |
| cell wall |