they are not
They EXCHANGES GASES The Same Way As We Do. OXYGENEnters Their LUNGS And Exits Out As CARBON DIOXIDE.
The atmosphere exchanges gases by means of convection, radiation, and conduction. This is how energy is transferred between the Earth and the atmosphere.
capillaries
By diffusion through the skin.
The lungs.
A sea sponge protect itself by releasing toxic gases.
respiratory
the respiratory system
They change gases through their skin. They ubsorb the oxygen they need.
it helps ur lungs breath better a exchanges gases
Gas exchanges occurs in the "alveoli".
The respiratory system is responsible for the exchange of gases between the atmosphere and the blood.