what happens to the humans if lungs were not present in the body and gills are present
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Explanation:
if we do not have lungs and we have gills instead of lungs then we cannot take oxygen of the atmosphere we need to take oxygen dissolved in water
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gills are present in fishes as they live in water . we dont live in water and we need to respire . so, we have lungs . we could not survive if we have gills . gills are present outside the body and lungs are present inside our body.
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