alys5180
alys5180 alys5180
  • 24-10-2016
  • Biology
contestada

how is the circulatory system similar to a road-and-highway system?

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Cayla3Nature
Cayla3Nature Cayla3Nature
  • 24-10-2016
The arteries are like the highway, they are the main way. Veins and capillaries are like the roads because they connect the highways and vice versa.
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