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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 |