MOVING MATERIALS INTO AND OUT OF CELLS. MATERIAL MOVEMENT PASSIVE TRANSPORT ACTIVE TRANSPORT.
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Transcript of MOVING MATERIALS INTO AND OUT OF CELLS. MATERIAL MOVEMENT PASSIVE TRANSPORT ACTIVE TRANSPORT.
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MOVING MOVING MATERIALS INTO MATERIALS INTO
AND OUT OF CELLSAND OUT OF CELLS
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MATERIAL MOVEMENT
PASSIVE
TRANSPORT
ACTIVE
TRANSPORT
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PASSIVE TRANSPORT
DIFFUSION OSMOSIS
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PASSIVE TRANSPORTPASSIVE TRANSPORT
PARTICLES PASSING THROUGH PARTICLES PASSING THROUGH THE CELL MEMBRANETHE CELL MEMBRANE
WITHOUTWITHOUT USING ENERGY USING ENERGY
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DIFFUSIONDIFFUSION
MOVEMENT FROM AN AREA MOVEMENT FROM AN AREA OF HIGHER CONCENTRATION OF HIGHER CONCENTRATION TO AN AREA OF LOWER TO AN AREA OF LOWER CONCENTRATIONCONCENTRATION
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DIFFUSIONDIFFUSION(CONTINUED)(CONTINUED)
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DIFFUSIONDIFFUSION(CONTINUED)(CONTINUED)
WHAT IS THE SOLUTE?WHAT IS THE SOLUTE?WHAT IS THE SOLVENT?WHAT IS THE SOLVENT?WHAT IS EQUILIBRIUM?WHAT IS EQUILIBRIUM?
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OSMOSISOSMOSISMOVEMENT OF WATER MOVEMENT OF WATER ACROSS A MEMBRANEACROSS A MEMBRANE
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OSMOSISOSMOSIS(CONTINUED)(CONTINUED)
RESULT OF OSMOSIS IS RESULT OF OSMOSIS IS EXTRA MOLECULES EXTRA MOLECULES COLLECT ON ONE SIDE OF COLLECT ON ONE SIDE OF THE MEMEBRANETHE MEMEBRANE
PRESSURE EXERTED BY PRESSURE EXERTED BY WATER MOLECULES IS WATER MOLECULES IS OSMOTIC PRESSUREOSMOTIC PRESSURE
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OSMOSISOSMOSIS(CONTINUED)(CONTINUED)
HYPOTONIC SOLUTIONHYPOTONIC SOLUTION
–WATER CONCENTRATION WATER CONCENTRATION HIGHER IN ENVIRONMENT HIGHER IN ENVIRONMENT THAN IN CELLTHAN IN CELL
–WATER WILL MOVE INTO THE WATER WILL MOVE INTO THE CELLCELL
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OSMOSISOSMOSIS(CONTINUED)(CONTINUED)
HYPERTONIC SOLUTIONHYPERTONIC SOLUTION
–WATER CONCENTRATION WATER CONCENTRATION LOWER IN ENVIRONMENT LOWER IN ENVIRONMENT THAN IN CELLTHAN IN CELL
–WATER WILL MOVE OUT OF WATER WILL MOVE OUT OF THE CELLTHE CELL
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OSMOSISOSMOSIS(CONTINUED)(CONTINUED)
ISOTONIC SOLUTIONISOTONIC SOLUTION–WATER CONCENTRATION WATER CONCENTRATION
SAME ON BOTH SIDES OF SAME ON BOTH SIDES OF THE MEMBRANETHE MEMBRANE
–WATER MOLECULES WILL WATER MOLECULES WILL MOVE INTO THE CELL AT MOVE INTO THE CELL AT THE SAME RATE AS THEY THE SAME RATE AS THEY MOVE OUTMOVE OUT
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OSMOSISOSMOSIS(CONTINUED)(CONTINUED)
TURGID = SWOLLEN
LYSED = BREAK
FLACCID = NOT FIRM
SHRINK
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FACILITATED DIFFUSIONFACILITATED DIFFUSION
MEMBRANE MEMBRANE CONTROLSCONTROLS WHAT CROSSESWHAT CROSSES
MEMBRANE IS REFERRED MEMBRANE IS REFERRED TO AS TO AS SELECTIVELY SELECTIVELY PERMEABLEPERMEABLE
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ACTIVEACTIVETRANSPORTTRANSPORT
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ACTIVE TRANSPORTACTIVE TRANSPORT
ENERGYENERGY IS USED TO MOVE IS USED TO MOVE MATERIAL ACROSS THE MATERIAL ACROSS THE MEMBRANEMEMBRANE
USUALLYUSUALLY FROM AREA OF FROM AREA OF LESSER CONCENTRATION TO LESSER CONCENTRATION TO AREA OF GREAT AREA OF GREAT CONCENTRATIONCONCENTRATION
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ACTIVE TRANSPORTACTIVE TRANSPORT(CONTINUED)(CONTINUED)
EXAMPLE: EXAMPLE: SODIUM-SODIUM-POTASSIUM PUMPPOTASSIUM PUMP
MOVEMENT GLUCOSE MOVEMENT GLUCOSE INTO CELL: TYPCIALLY, INTO CELL: TYPCIALLY, CONC WILL BE GREATER CONC WILL BE GREATER IN CELLIN CELL
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Na+ MOVED AGAINST CONCENTRATION GRADIENT
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ENDOCYTOSISENDOCYTOSIS
MOVEMENT OF MATERIAL INTO THE CELL
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EXOCYTOSISEXOCYTOSIS
MOVEMENT OF MATERIAL MOVEMENT OF MATERIAL OUT OF THE CELLOUT OF THE CELL
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