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15 Cards in this Set
- Front
- Back
cell
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Basic unit of structure for all living things
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Diffusion
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the movement of molecules or particles from an area of greater concentratrion to an area of lower concentration.
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Eukaryote
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cells containing membrane bound nuclei
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Organ
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A group of tissues that work together to perform a certain function
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Organelle
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The specialized structures in the cytoplasm of a cell that carry out special functions.
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Osmosis
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the diffusion of water across a semi-permiable membrane from a region of high concentration to a region of low concentration.
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Prokaryote
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Cells lacking distinct membrane bound structures; bacteria
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Organ System
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A group of organs that work together to perform a specific function.
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Tissue
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In multicellular organisms, a group of cells that are organized into functional unit; usually intergrated with other tissues to form an organ.
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Golgi Bodies
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Stacks of flattened membrane sacs that serve as a packaging prosessing center for products released from the cell.
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Concentration Gradient
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The difference in concentration between a region of high concentration to a region of low concentration.
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Facilitated Diffusion
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A process by which certain molecules diffuse quikly across the membrane.
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Osmotic Pressure
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The increase in pressure resulting from the flow of water in osmosis
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Isotonic Solution
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A solution that contains the same concentration of dissolved substances as does a living cell placed in it.
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Hypotonic Solution
Hypertonic Solution |
A solution that contains a lower concentration of dissolved substances than that of a cell placed in it. A solution containing a higher concentration...above.
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