(D) The earthworm ($Pheretima$ $posthuma$) does not have specialized respiratory organs like lungs or gills.It performs gaseous exchange through its m

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(D) The earthworm ($Pheretima$ $posthuma$) does not have specialized respiratory organs like lungs or gills.It performs gaseous exchange through its moist skin,a process known as cutaneous respiration.In contrast,frogs use lungs and skin,cockroaches use a tracheal system,and fish use gills for respiration.