Fish and frog can respire in water. Can they respire through their skin ? If yes, why do they have gills ?
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Answer:Frog can respire through its skin but fish can only respire through gills. Explanation:Tadpoles have gills to breathe but when they grow into frogs, they breathe through their skin in water and through their lungs in land. Their skin needs to be wet in order to breathe through skin.
only the babies have the gills then they advance...
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