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Poriferans

Sponge Vocabulary

TermDefinition
Amebocyte transport nutrients throughout the sponge
Archaeocyte totipotent-turn into whichever cells the sponge needs
Asymmetry no line of symmetry
Budding offspring grow directly off the side of the parent
Choanocyte collar cell-create currents and capture food
Collagen connective tissue found in animals
Eukaryotic cell with a true nucleus and membrane-bound organelles
Filter Feeding to eat by straining food out of the water column
Flagellum long whip-like tail used for locomotion
Gemmules tough-baby sponges (made through budding)
Hermaphrodite containing both male and female reproductive parts
Osculum large hole-usually on the top of a sponge where water flows out
Pinacocyte epidermal cells lining the outer surface of the sponge
Porocyte form the ostia for water to enter the sponge
Regeneration regrow damaged or destroyed body parts
Sclerocyte secrete spicules
Sessile sedentary-doesn't move
Spicule calcareous substance giving shape and rigidity to sponges
Spongin fiberous collagen found in sponges
Ostia small holes which allow water to enter the sponge
Created by: mrbstp
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