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avanturin [10]
3 years ago
13

Oxygen is transported by _____to the_____ where it is used to break down the ______ into water, carbon dioxide, and usable energ

y.
cells
heart
sugar
blood
Biology
1 answer:
jek_recluse [69]3 years ago
3 0
Oxygen is transported by blood to the heart where it is used to break down sugar into water, carbon dioxide, and usable energy
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