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The _____ of a fish helps it move up and down in the water.

Ralph Lopez

in Biology

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1 answer

Curtis Rhodes on November 10, 2018

They are like animals that fly. They have built-in mechanisms that allow them to move up and down in the water. The pull down is gravity and the upward push of buoyancy. The buoyant force is equal to the weight of the fluid displaced by that object. So that the fish use their swim bladder to be able to ascend.

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