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Unit 1 vocabulary
cell vocabulary. Structure and Function of Cells
Term | Definition |
---|---|
cell membrane | Structure that surrounds the cell and allows materials in and out of the cell. |
structure | How something is formed. How it looks or is shaped. |
function | What something does or the operation it performs. |
osmosis | The diffusion of water through a selectively permeable membrane. |
diffusion | The movement of particles from an area of high concentration into an area of lower concentration. |
mitosis | The process of cell division. |
cell | The smallest functional unit of living things. |
cytoplasm | The jelly-like substance found inside of a cell. |
nucleus | The control center of the cell. |
mitochondrian | Organelle that supplies energy to the cell. The "powerhouse" of the cell. |
vacuole | Storage area of the cell.The largest organelle in plant cells. |
organelle | means "tiny organ". Structures found within cells that perform life functions for the cell. |
ribosomes | organelle that synthesizes proteins. Found scattered throughout the cytoplasm and on rough E.R. |
spontaneous generation | The mistaken idea that living things could come from non-living things. |