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| Term | Definition |
|---|---|
| Lysosome | Enzyme-filled structure that breaks down complex molecules or worn-out organelles. |
| Organelle | Structure within a cell that acts like a specialized organ. |
| Mitochondrion | Organelle that changes the chemical energy in food into a form that is easier for the cell to use. |
| Golgi Apparatus | Series of flattened sacs that prepares proteins and other materials for export from the cell. |
| Endoplasmic recticulum | Internal membrane system of a cell where proteins are assembled. |
| Cytoskeleton | Network of protein filaments that gives a cell its shape and organizes its organelles. |
| Cytoplasm | In eurkaryotic cells, all cellular contents outside of the nucleus. |
| Cholorplast | organelle found in cells of plants and some other organisms that captures the energy from the sunlight and converts to chemical energy. |
| Centriole | Structure in animal cells that helps organize cell division. |
| Cell Wall | Strong, supporting layer around cell membrane in some cells. |
| Prokaryote | cell with DNA not enclosed in the nucleus. |
| Nucleus | cell structure that contains genetic material. |
| Eurkaryote | Cell Cell with DNA that is enclosed in a nucleus. |
| Cell theory | All living things are made of one or more cells. Cells are basic units of structure and function. New cells come from previously exsisting cells. |
| Cell Membrane | thin flexible barrier that separates the cells from its environment |
| Cell | basic unit of life. |
| Vacuole | sac-like structure that stores materials like water and nutrients. |
| Ribosome | structure that assembles proteins. |