Answers

2014-07-07T15:24:37+08:00
Blood vessels are tubular structures that carry blood to the different parts of the body.
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2014-07-07T16:56:44+08:00
The blood vessels are part of the circulatory system and function to transport blood throughout the body. The most important types, arteries and veins, carry blood away from or towards the heart, respectively.
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