Diffusion, Osmosis & Active Transport

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% Change
(Actual Change in mass / Start mass ) x 100
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3 Examples of solutes
i) NaCl, ii) Glucose iii) Sucrose
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Factors Affecting the Rate of Movement
i) Temperature ii) Concentration Gradient iii) Sa:Vol
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Define Diffusion
The movement of molecules from an area of higher to lower concentration to create an equilibrium.
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Define Osmosis
The diffusion of water molecules from a higher to lower water potential across a semi permeable membrane.
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Define Active Transport
The movement of molecules into or out of a cell through a protein channel using ATP (energy).
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Define Turgid
A plant fully inflated with water.
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Define flaccid.
The opposite of turgid.
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Other cards in this set

Card 2

Front

3 Examples of solutes

Back

i) NaCl, ii) Glucose iii) Sucrose

Card 3

Front

Factors Affecting the Rate of Movement

Back

Preview of the front of card 3

Card 4

Front

Define Diffusion

Back

Preview of the front of card 4

Card 5

Front

Define Osmosis

Back

Preview of the front of card 5
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