Chapter 9 Crossword (Includes terms from chapters 1,2,7,8)

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Across
  1. 1. Process that releases energy by breaking down glucose and other food molecules in the presence of oxygen
  2. 5. Macromolecule containing carbon, hydrogen, oxygen, nitrogen, and phosphorus. DNA and RNA are examples.
  3. 6. Opening in the underside of a leaf that allow carbon dioxide and oxygen to diffuse in and out of the leaf
  4. 10. Thin, flexible barrier around a cell. Regulates what enters and leaves the cell.
  5. 11. One of the principal chemical compounds that living things use to store and release energy.
  6. 14. Change over time.
  7. 15. Process by which cells release energy in the absence of oxygen
  8. 16. Carbon dioxide and water yields glucose and oxygen
  9. 19. CO2 + H2O —> C6H12O6 + O2
  10. 22. Double-layered sheet that forms the core of nearly all cell membranes
  11. 24. Macromolecule made up of carbon and hydrogen. Fats, oils, and waxes.
  12. 25. Process by which organisms maintain a stable internal environment.
  13. 28. A series of proteins by which high-energy electrons from the krebs cycle are used to convert ADP into ATP
  14. 29. 6O2 + C6H12O6 —> 6CO2 + 6H2O + Energy
  15. 31. Saclike photosynthetic membranes found in chloroplasts
  16. 32. Organisms that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds.
  17. 33. When comparing two solutions, the solution with the greater concentration.
Down
  1. 2. Produced in the muscle tissues during strenuous exercise.
  2. 3. When the concentrations of two substances are the same.
  3. 4. When comparing two solutions, the solution with the weaker concentration.
  4. 7. Second stage of cellular respiration. Pyruvic acid is broken down into carbon dioxide.
  5. 8. Organic acid which occurs as an intermediate in many metabolic processes, especially glycolysis.
  6. 9. Organism whose cells does not contain nuclei
  7. 11. Process that requires oxygen
  8. 12. Organisms that obtain energy from foods it consumes.
  9. 13. Term used by scientists to measure the energy stored in foods
  10. 17. Compound made up of carbon, hydrogen, and oxygen. Major source of energy for living organisms.
  11. 18. First step of releasing energy of glucose. Glucose is broken into two molecules of pyruvic acid
  12. 19. Macromolecule that is made up of carbon, hydrogen, oxygen, and nitrogen.
  13. 20. Oxygen + Glucose —> Carbon dioxide + Water + Energy
  14. 21. Strong supportive layer around the cell membrane in plants, algae, and some bacteria.
  15. 23. Electron carrier involved in glycolysis
  16. 26. Process that does not require oxygen
  17. 27. The acronym we use for adenosine triphosphate
  18. 30. Organism whose cells contain nuclei