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| basic unit of structure and organization of all living organism |
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1.organism are made of cells
2.cells are the basic unit of life
3.cell only come from other cells |
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| flexible, selectively permeable boundary that helps control what enters/leaves the cell |
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| specialized internal structure that carries out specific cell functions |
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| unicellular organism with membrane bound nucleus and organelles. (larger and more complex than prokaryotic cells) |
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| center of an atom, central organelles "management" contains DNA |
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| selectively permeablility |
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| property of the plasma membrane that allows the membrane to control the movement of substance into or out of the cell |
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| plasma membrane layers composed of phospholipid molecules arranged with polar heads facing the outside and nonpolar tails facing the inside |
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| components constantly in motions, sliding past each other within the lipid layer |
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| protein that moves substance or wastes through the plasma membrane |
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| net movement of particles from an area of high concentration to an area of lower concentration |
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| continuous random particle movement with no overall concentration change |
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| passive transport of ions/small molecules across membrane by transport proteins (channel/carrier proteins specifically) |
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| diffusion of water across selectively permeable membrane |
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| solution with same concentration outside and inside cell; (cell remains normal, no net movement) |
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| solution with lover solute concentration outside than inside the cell (cell with bloat) |
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| solution with higher solute concentration outside than inside the cell (cell with shrivel) |
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| energy-requiring process in which substances move across the membrane against the concentration gradient |
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| energy-requiring process by which large substances can enter a cell |
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| energy-requiring process by which cells expels wastes/substance by pinching it out of the cell |
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| minor component in solution (dissolved by solvent) |
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| substance able to dissolve other substance |
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| liquid mixture in which solute is evenly distributed within solvent |
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