BioFlix ® Membrane Transport Slide Show Copyright © 2008 Pearson Education, Inc.

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Presentation transcript:

BioFlix ® Membrane Transport Slide Show Copyright © 2008 Pearson Education, Inc.

Small intestine

Interior of small intestine

Surface of intestinal cell

Plasma membrane Membrane proteins Molecules outside cell

Plasma membrane Inside cell Outside cell Membrane proteins

Passive Transport

Plasma membrane (lipid bilayer) Lipids

Plasma membrane Fructose Transport protein

Plasma membrane Transport protein Water molecules

Active Transport

Plasma membrane ATPPotassium ions Sodium- potassium pump Sodium ions

Plasma membrane Cotransporter protein Sodium ionsGlucose

Exocytosis and Endocytosis

Plasma membrane Vesicle Cytoskeleton

Plasma membrane Contents of vesicle Outside of cell

Pinching in of plasma membrane Outside of cell

Plasma membrane Vesicle Cytoskeleton Material from outside the cell

Plasma membrane Carbon dioxide Oxygen

Copyright © 2008 Pearson Education, Inc.

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