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Vocabulary Porifera = "pore-bearing”; eat, excrete, & reproduce through pores ostia = pores for water to enter osculum = pores for water to exit Vocabulary collar cells = cells to move water and catch food spicules = calcium carbonate or silica skeleton amoebocytes = cells that digest, store, and transfer food Characteristics * Asymmetrical body plan * Brown/gray to red * Tubes with channels and chambers * Specialized cells Reproduction * Sexual - produce egg and sperm (cross and self fertilization) Larvae with flagella attaches and grows * Asexual - budding and regeneration Habitat Vase Sponge Tube Sponge * Aquatic (marine and fresh water) * Sessile-adults are nonmotile Uses Cleaning and bathing aid Cancer curing toxin Protect small fish and sea animals
