More cards in this set

Card 16

Front

What do sphincters do?

Back

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Card 17

Front

Describe the trachea in insects?

Back

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Card 18

Front

Describe the tracheoles in insects?

Back

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Card 19

Front

How does the trachea adapt to help insects with high energy demands?

Back

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Card 20

Front

How do gills help fish with gas exchange?

Back

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Card 21

Front

How do fish exchange gas in water?

Back

Preview of the front of card 21