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i'm trying to figure out my science lab project help please

2007-09-30 13:14:02 · 1 answers · asked by Esmeralda g 1 in Health Diet & Fitness

1 answers

When you exercize your heart rate increases, so blood circulates to all tissues faster.

2007-09-30 13:25:42 · answer #1 · answered by copperhead 7 · 0 0

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