Vocabulary Quiz

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Across
  1. 3. This blood vessel carries blood to the heart
  2. 6. The first step in breaking down glucose to make energy
  3. 7. The end result of a chemical reaction
  4. 8. The overall balance and stability in an organism’s internal conditions
  5. 10. A variable that is changed in an experiment
  6. 14. A molecule that stores energy for cellular functions
  7. 15. An organ that produces insulin
  8. 16. A feedback mechanism that counteracts a change in a system
  9. 19. A process for breaking down food in the absence of oxygen
  10. 20. A biological process that happens without oxygen
Down
  1. 1. The process of breaking down glucose to produce ATP in the presence of oxygen
  2. 2. The variable that changes because of the independent variable
  3. 4. This describes energy stored in chemical bonds
  4. 5. A guess made before conducting an experiment
  5. 6. The substance that insulin helps regulate
  6. 9. Substances that enter a chemical reaction
  7. 11. loop A feedback system that helps the body maintain stable conditions
  8. 12. review A process where experiments are checked by others in the same field
  9. 13. A blood vessel that carries oxygenated blood away from the heart
  10. 17. A blue chemical that changes color in the presence of carbon dioxide
  11. 18. A waste product of anaerobic respiration that causes muscle fatigue