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Questions and Answers
What is cellular respiration?
Breaking down of organic compounds (glucose) with the gradual release of energy stored in ATP molecules.
Where does cellular respiration occur?
Mitochondrion
What are the main functions of cellular respiration?
Growth, cell division, digestion, movement
What are the three main groups of reactions in cellular respiration?
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Where does glycolysis occur?
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How many ATP molecules are produced in glycolysis?
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What is the initial compound that enters the mitochondrion in the Krebs Cycle?
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How many carbon dioxide molecules are removed at each stage of the Krebs Cycle?
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What happens to the carbon dioxide formed in the Krebs Cycle?
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What do the energy-rich hydrogen atoms released during the Krebs Cycle combine with?
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How many molecules of pyruvic acid are formed from each molecule of glucose during glycolysis?
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How many turns of the Krebs Cycle are necessary to change a glucose molecule into 6 carbon dioxide molecules and hydrogen?
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What is the net gain of ATP from each glucose molecule during glycolysis?
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What is the high-energy compound formed when a glucose molecule is converted to a C6 diphosphate compound?
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What happens to the C6 diphosphate compound during glycolysis?
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What happens to the high-energy hydrogen atoms in the C3 compounds during glycolysis?
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How many high-energy hydrogen atoms are removed during glycolysis for the formation of ATP molecules?
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What is the fate of the two molecules of pyruvic acid remaining at the end of glycolysis?
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