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9 Cards in this Set
- Front
- Back
Eukaryote |
Any of the single-celled or multicellular organism whose cell contains a distinct, membrane-bound nucleus |
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Prokaryote |
Any of the group of organism primarily characterized by the lack of true nucleus and other membrane-bound cell compartments |
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Selectively permeable |
A feature and a function of a plasma membrane that is essential to maintain homeostasis by regulating the passage of some substances while preventing others from entering the cell. |
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Diffusion |
a type of a passive transport (spontaneous), therefore, it is a net movement of a molecules in and out of the cell across the cell membrane along a concentration gradient (higher concentration to a lower concentration). |
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Facilitated diffusion |
When molecules move (diffuse) via special transport proteins found within the cell membrane |
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Osmosis |
Tendency of water flow from a hypotonic solution (low concentration of dissolved substance) across a semipermeable membrane.
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Isotonic |
Having equal tension or pressure |
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Hypertonic |
Higher concentration |
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Hypotonic |
Lower concentration |