Question

respiratory system of fish​

Answer 1

Answer:

The respiratory system. Oxygen and carbon dioxide dissolve in water, and most fishes exchange dissolved oxygen and carbon dioxide in water by means of the gills.

Answer 2

Explanation:

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$<font color= purple> The respiratory system. Oxygen and carbon dioxide dissolve in water, and most fishes exchange dissolved oxygen and carbon dioxide in water by means of the gills.</font>$

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