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Honors Biology Cells
| Term | Definition |
|---|---|
| cell | Membrane bound organism that is the most basic unit of life |
| Cell membrane | the lipid bilayer that controls what goes in and out of a cell |
| cell theory | This says that 1. all living things are made of cells, 2. cells are the basic unit of structure and function and 3. cells only come from other cells. |
| Cell wall | the rigid structure that provides support for plant cells |
| cytoplasm | the jelly- like fluid throughout the cell |
| Eukaryote | Cell that contains a Nucleus and membrane bound organelles |
| prokaryote | cell that contains no nucleus |
| Golgi body | A system of membranes that modifies and packages proteins for export by the cell |
| lysosomes | an organelle containing digestive enzymes |
| mitochondria | the powerhouse in the cell in which it produces ATP energy through the process of cellular respiration |
| Nucleus | The organelle that contains DNA and controls processes of the cell |
| Ribosome | Organelle that makes proteins and code for DNA |
| Vacuole | stores water and nutrients in cells |
| vesicle | A membrane bound sac that contains materials involved in transport of the cell. |
| Endoplasmic Reticulum | an internal membrane system in which components of cell membrane and some proteins are constructed |
| rough ER | associated with ribosomes |
| smooth ER | free from ribosomes |