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14 Cards in this Set
- Front
- Back
nuclear envelope
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double membrane that surrounds a cell nucleus
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nucleolus
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ball-like mass of fibers and granules in a cell nucleus
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ribosome
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cluster of protein and nucleic acids that constructs proteins in a cell
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endoplasmic reticulum
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network of membranes within a cell's cytoplasm that produce a variety of molecules
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Golgi apparatus
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cellular organelle that modifies, stores, and routes cell products
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vacuole
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membrane-bound sac that buds from the endoplasmic reticulum or the Golgi apparatus
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lysosome
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membrane-bound sac containing digestive enzymes that can break down proteins, nucleic acids, and polysaccharides
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chloroplast
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organelle found in some plant cells and certain unicellular organisms where photosynthesis takes place
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mitochondria
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cellular organelles where cellualr respiration occurs
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ATP
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(adenosine triphosphate) main energy source that cells use for most of their work
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microtubule
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straight, hollow tube of proteins that gives rigidity, shape, and organization to a cell
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microfilament
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solid rod of protein, thinner than a microtubule, that enables a cell to move or change shape
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flagella
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long, thin, whip-like structures, with a core of microtubules, that enable some cells to move
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cilia
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short structures projecting from a cell and containing bundles of microtubles that move a cell through its surroundings or move fluid over the cell's surface
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