Learn: Gas Exchange in Fish and Counter-Current Flow
AQA 7402 A-Level Biology
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Match the items on the left with their correct pairs on the right
Match the items on the left with their correct pairs on the right
What is the main function of gills in fish?
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Counter-current flow allows fish to maintain a steep {{blank0}} gradient, ensuring that oxygen continues to {{blank1}} into the blood.
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Match the items on the left with their correct pairs on the right
Match the items on the left with their correct pairs on the right
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Match the items on the left with their correct pairs on the right
Which factors affect the efficiency of gas exchange in fish? (Select all that apply)
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Match the items on the left with their correct pairs on the right
What is the purpose of counter-current flow in fish gills?
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