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| smallest functional and structural unit of all living things (most cells are too small to be seen without a microscope) |
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| any living thing - all are made up of cells - carries out its own life processes |
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1 all organisms are made up of one or more cells
2 the cell is the basic unit of all organisms
3 all cells come from existing cells |
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| protective layer that covers a cell's surface and acts as a barrier between the inside of the cell |
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| region enclosed by the cell membrane that includes the fluid and all of the organelles of the cell |
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| small body in a cell's cytoplasm that is specialized to perform a specific function |
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| membrane-bound organelle that control's the function of the cell - sometimes contains the DNA |
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| single-celled organism that does not have a nucleus or membrane-bound organelle |
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| organism made up of cells that contain their DNA in a nucleus |
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