- THE PORIFERA IS A PHYLUM MADE OF SPONGES
- COMES FROM THE LATIN ROOT "PORUS
- DIVERSE GROUP WITH ABOUT 5000 SPECIES KNOWN ACROSS THE WORLD
- THEY ARE PRIMARILY MARINE ANIMALS BUT ABOUT 150 SPECIES LIVE IN FRESH WATER
- THE HAVE CELLULAR LEVEL ORGANIZATION WHICH IS THE SIMPLEST KIND OF CELLULAR ORGANIZATION AND THIS IS WHEN CELLS ARE SPECIALIZED SO DIFFERENT CELLS PERFORM DIFFERENT FUNCTION
- THEY CONTAIN NO NERVOUS SYSTEM BUT WHEN TOUCHED THEY SEND SENSORY SIGNALS AND CAUSE A CONTRACTION OF THE "BODY"
- COMES FROM THE LATIN ROOT "PORUS
- DIVERSE GROUP WITH ABOUT 5000 SPECIES KNOWN ACROSS THE WORLD
- THEY ARE PRIMARILY MARINE ANIMALS BUT ABOUT 150 SPECIES LIVE IN FRESH WATER
- THE HAVE CELLULAR LEVEL ORGANIZATION WHICH IS THE SIMPLEST KIND OF CELLULAR ORGANIZATION AND THIS IS WHEN CELLS ARE SPECIALIZED SO DIFFERENT CELLS PERFORM DIFFERENT FUNCTION
- THEY CONTAIN NO NERVOUS SYSTEM BUT WHEN TOUCHED THEY SEND SENSORY SIGNALS AND CAUSE A CONTRACTION OF THE "BODY"