Seudónimo
Seudónimo
25-10-2016
English
contestada
how are bones and chitin the same and different?
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angelinaaaaa
angelinaaaaa
25-10-2016
what is chitten in here and what grade are you in
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bobknocker10
bobknocker10
26-10-2016
Bones are largely made up of calcium phosphate and Chitin is a complex polysaccharide :)
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