Answers

2014-06-26T17:36:55+08:00
Carries the oxygenated and deoxygenated blood.
Transports metabolic waste product away from the cells,,
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2014-06-26T19:59:46+08:00
IT is the transportation of the body to delivered the nutrients and oxygen needed by our cells.

and for protecting our body from diseases. (white blood cells)

I hope it helps,
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