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Biology - Chap. 7
review for 7.2 (to pg. 201)
| Term | Definition |
|---|---|
| organelles | specialized organs |
| cytoplasm | the part of the cell outside the nucleus |
| vacuoles & vesicles | store materials like water, salts, proteins, and carbs |
| lysosomes | small organelles filled with enzymes; break down lipids, carbs, & proteins into small molecules used by the rest of the cell |
| cytoskeleton | helps the cell maintain its shape and is involved in movement |
| ribosomes | produce protein by following coded instruction that come from DNA |
| endoplasmic reticulum | where lipid components of the cell membrane are assembled |
| Golgi apparatus | modifies, sorts, & packages proteins for storage in the cell or release outside the cell |
| centrioles | help organize cell division |
| microfilaments | made of a protein called actin & support the cell |
| microtubules | made of tubulins & maintain cell shape |