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Slide 1

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Gas and solute exchange and
diffusion
Anisa2012…read more

Slide 2

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Gas and solute exchange
· Life processes need substances before they
can occur
· Waste substances need removing
· These substances move by diffusion, osmosis
or active transport…read more

Slide 3

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Diffusion
· Particles move from high concentration to low
concentration
· It moves along a concentration gradient…read more

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