Download - Intracellular transport
Intracellular transport
IntracellularTransport
Passive
Diffusion Facilitated diffusion Osmosis
Active
Proton pumpSodium-
potassium pump
Cotransport
Diffusion/facilitated diffusion
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Osmosis
Red blood cells
Plant cells
Active transport
http:
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Active transport
Active transport
http:
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Experiment
• Place a few strands of spirogyra in a drop of water on slide, cover with coverslip
• View under low power to focus• View under high power• Draw diagram of cell, include magnification
and size.• Irrigate slide with saline solution
Slide irrigation
•Place a drop of saline solution on slide at edge of cover slip•Use small piece of paper towel on opposite edge of coverslip to absorb fresh water
Experiment
• Observe the cells for a few minutes• Describe the changes • Draw diagram of the cells• Irrigate with fresh water• Observe the cells for a few minutes• What happens? Write in books