Unit 2

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Across
  1. 3. function is to shuttle electrons from NADH to FADH2
  2. 4. all the gasses surrounding earth
  3. 6. pigment in chloroplasts
  4. 8. substance at the beginning of a chemical reaction
  5. 10. type of organism that is able to make its own food
  6. 13. a situation in which oxygen is present
  7. 14. releases energy by breaking down food molecules
  8. 17. nutrient forms backbone for all macromolecules in living things
  9. 18. type of organism that must eat other organisms to obtain energy
  10. 19. water, soil, living things,(not air)
  11. 21. site of cellular respiration
  12. 23. converts light energy into chemical energy, where photosynthesis takes place
  13. 24. alcoholic, lactic acid, acetic acid, alkaline
  14. 26. all the soil and rocks on earth
  15. 27. uses light energy to make molecules needed for photosynthesis
Down
  1. 1. one of the principal chemical compounds the cells use to store and release energy, made up of adenosine, 5 carbon sugar, and 3 phosphate groups
  2. 2. describes a situation in which oxygen is not present
  3. 5. first step in the breakdown of glucose
  4. 7. organisms that break down biotic compounds into abiotic compounds
  5. 9. made up of adenosine, 5 carbon sugar, and 2 phosphate groups
  6. 11. substances created during a chemical reaction
  7. 12. AKA the Calvin cycle
  8. 15. process of using light energy to make glucose
  9. 16. used in proteins and nucleic acids, must be "fixed" for living things to use, often limited
  10. 20. all water on earth
  11. 22. citric acid cycle
  12. 25. all living things on earth