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OpenStudy (shadeyghost):
Which type of sponge material supports a sponge’s body structure? a. spongin b. choanocyte c. spicule d. both a and c
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OpenStudy (anonymous):
D Spongin is a collagen protein which forms the fibrous "skeleton" of a sponge and gives sponges some flexibility.. Spicules help keep the sponge rigid as well as make it unpalatable to predators.
OpenStudy (shadeyghost):
thanks
OpenStudy (anonymous):
welcome :)
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