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Author Question: A sponge's structural materials (spicules, spongin) are manufactured by the A) p (Read 852 times)

Charlie

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on: Aug 5, 2013
A sponge's structural materials (spicules, spongin) are manufactured by the
A) pore cells.
B) epidermal cells.
C) choanocytes.
D) amoebocytes.


camila

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Reply #1 on: Aug 8, 2013
Answer has to be D, trust me!


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Charlie

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Reply #2 on: Oct 18, 2013
Wonderful, you were right, thank you so much.


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