Vocabulary Words Biology

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Across
  1. 3. a double-membrane-bound organelle found in most eukaryotic organisms.
  2. 6. use light energy to make two molecules needed for the next stage of photosynthesis.
  3. 9. a process that produces chemical changes in organic substrates through the action of enzymes.
  4. 11. not requiring oxygen.
  5. 12. the light-independent reactions in photosynthesis that take place in three key steps.
  6. 14. a colorless, transparent, odorless liquid.
  7. 16. a colorless, odorless reactive gas.
  8. 17. requiring the presence off oxygen.
  9. 18. are membrane-bound compartments inside chloroplasts.
  10. 19. the colorless fluid surrounding the grana within the chloroplast.
  11. 21. a metabolic pathway is a linked series of chemical reactions occurring within a cell.
Down
  1. 1. an organic acid.
  2. 2. process used by plants taking in energy from sunlight and turning it into chemical energy.
  3. 4. a chemical compound and a simple alcohol.
  4. 5. a series of chemical reactions used by all aerobic organisms to release stored energy.
  5. 7. the breakdown of glucose by enzymes.
  6. 8. a series of electron transporters embedded in the inner mitochondrial membrane that shuttles electrons from NADH to molecular oxygen.
  7. 10. a simple sugar.
  8. 12. a plastid that contains chlorophyll and in which photosynthesis takes place.
  9. 13. a colorless, odorless gas.
  10. 15. process when cells obtain energy by combining oxygen and glucose and releasing carbon dioxide, water, and ATP.
  11. 20. provides energy to drive many processes in living cells.