how does exchange of gases occur in the following : a fish b cockroach?
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The exchange of gas is commonly occurring in gills for fish and through spiracles for cockroach. Explanation: The breathing organ called gills in the fish is covered by operculum.♥️
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Answer:
The exchange of gas is commonly occurring in gills for fish and through spiracles for cockroach. Explanation: The breathing organ called gills in the fish is covered by operculum.
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