Cell Transport Mechanisms Pl as mM ebrn & Permeability...

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Transcript of Cell Transport Mechanisms Pl as mM ebrn & Permeability...

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Cell Transport Mechanisms& Permeability

Plasma Membrane

phospholipid bilayer

membrane proteins carbohydrates

cholesterol

Membrane TransportProcesses Investigated in

Today’s LabDiffusion

Facilitated DiffusionOsmosisFiltration

Active Transport

Terms to KnowDifferential Permeability

Simple DiffusionFacilitated Diffusion

OsmosisFiltration

Passive TransportActive Transport

Solute Pump

Diffusion Diffusion

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Diffusion Diffusion

Diffusion Diffusion

Diffusionsolute molecules

solvent

Diffusion

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Diffusion Diffusionimpermeableimpermeablebarrierbarrier

Diffusion Diffusion

Diffusion Through Membranespermeablebarrier

Diffusion Through Membranes

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Diffusion Through Membranes Diffusion Through Porespermeable

barrier

Diffusion Through Pores Diffusion Through Pores

Facilitated Diffusion

carrierproteins

Osmosissemipermeable

barrier

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Osmosis

H2O

Osmosis

Filtration Filtration

Filtration Active Transport

solutepumps

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Sodium-Potassium Pump