Crossword puzzle

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Across
  1. 2. cellular respiration happens here
  2. 4. this is where the chlorophyll is
  3. 6. a sugar
  4. 7. animals need an environment with this in it
  5. 8. most likely to be hanging out in the Mitochondria
  6. 9. the process where glucose is broken down
Down
  1. 1. a substance that changes during a reaction
  2. 2. found in plant cells
  3. 3. its in the air all around you
  4. 5. a huge part in photosynthesis