| A | B |
|---|
| 2 charactoristics of this phyla | flagella and pore bearing |
| Porifera is the most _____+_____ animals. | simple and primitive |
| They are multicellular, but not _ _ _ _ _ _ _ . | tissues |
| 2 types of pores. | incurrent and excurrent |
| These bring in water and oxygen. | incurrent pores |
| These take out water and wastes. | excurrent pores |
| All these species are _ _ _ _ _ _ . | marine |
| These draw water through pore cells. | collar cells |
| They have a certain type of skeleton for structure. | spicules |
| They also have _____ for support. | spongin |
| Reproduce asexually how. | budding |
| Reproduce sexually how. | sperm in water, fertilize another sponge's eggs within. |
| They are sexually h_ _ _ _ _ _r_ _ _ _ _ _ c . | hermaphroditic |
| They come where on an evolution chart? | first |
| They have what type of symmetry. | radial |
