Cell Energy Crossword

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Across
  1. 3. photosynthesis occurs in this organelle
  2. 6. the area on the enzyme that the substrates fits
  3. 8. the three products of cell respiration are water, ATP, and _____________.
  4. 10. a process that releases energy by breaking down large molecules
  5. 13. organisms that must consume other organisms to obtain energy
  6. 14. a process in which plants convert the energy in sunlight into chemical energy in the form of sugars, such as glucose
  7. 16. the two products of photosynthesis are oxygen and ____________.
Down
  1. 1. the specific reactant that an enzyme acts on
  2. 2. a process in which plants and animals use oxygen to break down organic molecules, such as glucose, to make energy in the form of ATP
  3. 4. a type of reaction that releases energy
  4. 5. enzymes can be denatured by changes in pH and ____________.
  5. 7. cell respiration occurs in this organelle
  6. 9. a process that requires an input of energy to build larger molecules
  7. 11. organisms that can make their own food or energy
  8. 12. usable energy for the cell
  9. 15. biological catalysts that speed up chemical reactions by lowering the activation energy
  10. 17. a type of reaction that requires an input of energy