Ch. 9 Cellular respiration

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Across
  1. 3. measure of heat energy in food; equivalent to 1000calories.
  2. 4. first set of reactions in cellular respiration in which a molecule of glucose is broken into two molecules of pyruvic acid.
  3. 5. electron carrier involves in glycolysis.
  4. 6. innermost compartment of the mitochondrion.
  5. 8. process that does not require oxygen.
Down
  1. 1. process by which cells release energy in absence of oxygen.
  2. 2. process that releases energy by breaking down glucose and other food molecules in the presence of oxygen.
  3. 7. second stage of cellular respiration in which pyruvic acid is broken down into carbon dioxide in a series of energy-extracting reactions.
  4. 8. process that requires oxygen.