Respiration Key Words

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Across
  1. 2. gas produced by respiration
  2. 5. type of cell which carries oxygen to the body's cells
  3. 7. organ needed to remove carbon dioxide from the body
  4. 8. folded membrane of the mitochondria provide a large ______ ____
  5. 11. type of reaction that requires a transfer of energy from the environment
  6. 12. type of respiration that requires oxygen
  7. 13. type of acid produced by anaerobic respiration
Down
  1. 1. body system oxygen enters from the environment
  2. 3. organelle where aerobic respiration occurs
  3. 4. respiration is an ________-controlled reaction
  4. 6. body system glucose enters from the environment
  5. 9. type of respiration that does not require oxygen
  6. 10. type of reaction that transfers energy to the environment