Energy+use+within+an+Organism+-+Landon

Energy use within a organism is like when a fish eats food in the ocean and half of the percentage is when he eats the food and the other half goes where some of the food gives him energy and the other half is gas and waste. If a fishermen catches a fish and takes it to a market and someone buys it and cooks it and eats it 10% is in body and reapair and the person gets a little energy of the fish.