Question

Explain the excretion in aquatic animals?

Answer 1

Answer:

In both groups the kidney excretes wastes from the body, but the kidney of freshwater fishes also excretes large amounts of water, counteracting the water absorbed through the skin. ... Most nitrogenous waste in marine fishes appears to be secreted by the gills as ammonia.

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Answer 2

Explanation:

In both groups the kidney excretes wastes from the body, but the kidney of freshwater fishes also excretes large amounts of water, counteracting the water absorbed through the skin. ... Most nitrogenous waste in marine fishes appears to be secreted by the gills as ammonia.

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