Seudónimo Seudónimo

10-02-2017
Biology

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if you could change one thing about the circulatory system, what would it be?

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babyygirllique babyygirllique

10-02-2017

the circle part about the circulatory sysytem

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Alice8888 Alice8888

10-02-2017

I would make the blood blue when it can out of your body like it is when it's in there

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