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Card 6

Front

how are flat worms specialised for gas exchange

Back

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Card 7

Front

how are earth worms specialised for gas exchange

Back

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Card 8

Front

what else does a wrom conatin to increase gas diffusion

Back

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Card 9

Front

how are large multi cellular animals have specialised system for gas exchange

Back

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Card 10

Front

what ist the ventilation mechanism

Back

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Card 11

Front

hiw is the ventilation mechanism

Back

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Card 12

Front

why does water slow the movement of gas

Back

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Card 13

Front

expalin how gills in the fish are used in gas excahmge and how water moves over gills

Back

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Card 14

Front

cartiliaginous fish

Back

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Card 15

Front

which way is blood carried in cartiliaginous fish and what is it calleds

Back

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