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Both systems have blood vessels to transport oxygen all around the body.

2006-10-23 02:02:04 · answer #1 · answered by Lasting_gift 2 · 0 0

ask u r biology teacher

both r circulating systems...................
both does the job of circulating............
both circulate blood..............................

what else it could be..............................
byeeeeeeeeee.......................................

2006-10-23 08:33:34 · answer #2 · answered by intellect 2 · 0 1

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