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College Chapter 33 Flashcards on Untitled, created by lilgreenada on 04/04/2014.
lilgreenada
Flashcards by lilgreenada, updated more than 1 year ago
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Created by lilgreenada over 11 years ago
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1) A sponge's structural materials (spicules, spongin) are manufactured by the A) pore cells. B) epidermal cells. C) choanocytes. D) amoebocytes. D
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