Endocytosis

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Diffusion through a Membrane Simulation
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Beaker
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Cell
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Starch
Starch Molecules
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Starch
Glucose
Glucose Molecules
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Starch
Glucose
Iodine
Iodine Molecules
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Starch
Give it some time.
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Times Up!
Glucose
Iodine
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Starch
Glucose
Iodine
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What Diffused in and out the Cell?
Starch
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Glucose
Diffused IN
Iodine
Water
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Starch
Glucose
Iodine
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Starch
Diffused OUT
Glucose
Iodine
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Starch
Glucose
Iodine
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Starch
Didnt Diffuse at All
Glucose
Iodine
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Starch
Glucose
Iodine
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What about a real Cell?
Lets look at the epidermis of a Red Onion.Up
Close.
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If we make a wet mount slide of a Red Onion
Epidermis it would look like this
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If salt water is added, there will be more salt
outside the cell than in.
The cell loses water through osmosis as it tries
to create a ratio of watersalt inside the cell
that matches the outside
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This Process is Called Plasmolysis
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What if we add water without salt?
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