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Passive & Active Transport

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Presentation on theme: "Passive & Active Transport"— Presentation transcript:

1 Passive & Active Transport
Chapter 7

2 The Cell Membrane Fluid Mosaic Model Unsaturated tails vs. saturated
Cholesterol

3 The Cell Membrane Fluid Mosaic Model Integral proteins
Peripheral proteins Glycoproteins Glycolipids

4 Membrane Protein Function

5 Membrane Permeability
Small, hydrophobic molecules Water Aquaporins Large molecules Transport proteins

6 Passive Transport Diffusion Facilitated diffusion Osmosis

7 Tonicity

8 Active Transport Pumps Sodium-Potassium pump Proton pumps

9 Active Transport Endocytosis Exocytosis


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