Photosynthesis and Respiration

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Across
  1. 4. also known as CO2
  2. 5. respiration that doesn't requires oxygen
  3. 8. a simple sugar which is an important energy source in living organisms
  4. 11. a series of enzyme-mediated reactions where the product of one reaction is used as the substrate in the next
  5. 12. the breakdown of glucose by enzymes
  6. 13. chemical element with the symbol O
Down
  1. 1. last step of cellular respiration
  2. 2. the sequence of reactions by which most living cells generate energy during the process of aerobic respiration.
  3. 3. has four main steps: carbon fixation, reduction phase, carbohydrate formation, and regeneration phase.
  4. 6. the action of breathing
  5. 7. respiration that requires oxygen
  6. 9. also known as H20
  7. 10. is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms' activities.