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10 Cards in this Set
- Front
- Back
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Surface-Volume Ratio
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Physical relationship in which volume increases with the cube of the diameter, but surface area increases with the square; constrains increases in cell size
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Fluid-Mosaic Model
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A cell membrane is fluid because of the motions and interactions of its component lipids and proteins.
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Nucleus
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Organelle that physically separates DNA from the cytoplasm in a eukaryotic cell.
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Mitochondria
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Organelle of ATP formation; site of aerobic respiration’s second and third stages.
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Chloroplasts
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Organelle of photosynthesis in plants and many protists
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Cell Wall
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A semirigid, permeable structure encloses the plasma membrane of many cells; helps cell retain its shape and resist rupturing
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Cilia
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short, usually numerous hair-like projections that undulate
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Flagella
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longer, usually fewer whip-like projections
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Pseudopod
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Temporary, irregular lobes that project from the cell and function in locomotion and prey capture
Have microfilaments |
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Cell Theory
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Idea that all organisms consist of similar units of organization called cells.
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