Common-Core/ Grade 8
Science MCQ Based On Understand the chemistry of cellular respiration
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Common-Core Grade 8 - 8 Understand the chemistry of cellular respiration
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Cells release energy by breaking down glucose through chemical reactions with oxygen.
C6H12O6 + 6O2 → 6CO2 + 6H2O
In cellular respiration, glucose and oxygen are key reactants.
The reactants and the products also have the same total number of atoms.
Respiration breaks down energy-rich molecules to form different molecules.
Cellular respiration releases energy.
There are 12 hydrogen atoms, 6 carbon atoms.
glucose + oxygen → carbon dioxide + water
Cells use energy to power biological processes.
It is broken down into small energy molecules.
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