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Respiration involves a reaction between oxygen and ____.

A. Hydrogen
B. Glycerine
C. Water
D. Food Substances

User Kardasis
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2 Answers

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Respiration involves a reaction between oxygen and glucose.

User AbuMariam
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the most appropriate answer is D !

in respiration oxygen and glucose( food substance) combines to form energy and CO2 !
User Martyn Davies
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