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OpenStudy (anonymous):
An exoskeleton is a series of supportive structures primarily made of the substance _______. A. gastropod B. chitin C. nephridium D. radula
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OpenStudy (anonymous):
well in one of your previous question , you guesses it but it was wrong and I gave you its Definition So what was it ????
OpenStudy (anonymous):
guessed*
OpenStudy (anonymous):
IT WAS cHITIN
OpenStudy (anonymous):
yh (:
OpenStudy (anonymous):
here that is right (:
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