Corals
-Coral live in reefs where there are usually a lot of currents.
-This is because they need water constantly flowing by there skin.
-Coral absorb water into there skin cells in a process called osmosis.
-The corals polyps also take up oxygen into there body.
-Corals do not have pores, they have a single multi-purpose hole.
-Coral have water-pumping cells which help the diffusion process.
-This is because they need water constantly flowing by there skin.
-Coral absorb water into there skin cells in a process called osmosis.
-The corals polyps also take up oxygen into there body.
-Corals do not have pores, they have a single multi-purpose hole.
-Coral have water-pumping cells which help the diffusion process.