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Cell Struc a. Functi
Chapter 4 Section 2
| Term | Definition |
|---|---|
| Plasma Membrane | The cell's outer boundary |
| Cytoplasm | The region of the cell that is within the plasma membrane and that includes the fluid, the cytoskeleton, and all of the organelles except the nucleus |
| Cytosol | The part of the cytoplasm that includes monomers and small particles, but not membrane-bound organelles |
| Nucleus | The membrane bound organelle that contains the cell's DNA |
| Prokaryote | Organisms that lack a membrane-bound nucleus and membrane-bound organelles |
| Eukaryote | Organisms made up of one or more cells that have a nucleus and membrane-bound organelles |
| Organelle | Subcellular structures; well defined intracellular bodies that perform specific functions for the cell |
| Tissue | Group of similar cells and their products that carry out a specific function |
| Organ | Groups of tissues that perform a particular job in an organism |
| Organ System | Group of organs that accomplish related tasks |