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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 |