| A | B |
|---|
| sessile | an animal that does not move from place to place |
| pores | small openings covering a sponges body |
| spongin | flexable protien skeleton of sponge |
| spicules | sharp spikes skeleton that look like crystals |
| larva | fertilized cell from sexual reproduction |
| fragmentation | asexual reproduction by brackage of sponge growing |
| gemmule | a small group of sponges |
| tentacles | cells that sting and move food to the mouth of a coelentrate |
| stinging cells | rove toxin and posins needed to capture food |
| limestone | coral skeletons |
| colony | several animals living together in a group |
| polyp stage | vase shape coelenterates |
| medusa stage | bell shaped colentrates |
| hydra reproduction stage | budding asexual or sexual reproduction |
| vertebrates | animals with a back bone |
| invertebrates | animals without a back bone |
| coeleteratas | phylum that has no organs, has tissue and lives in water |
| epidermis | protective outter layer of skin |
| collar | sponge cells that digest food |
| hyrda | a coelenterates that lives in fresh water |
