Crossword Puzzle Extra Credit - End of the Year Final - Nadia Debska

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Across
  1. 3. ___ forms when organic matter is not fully decomposed because of acidic and/or anaerobic conditions.
  2. 5. The source of energy for almost all life on Earth.
  3. 6. The measure of H+ and OH- ions.
  4. 7. The shape of DNA.
  5. 9. Word for water-hating.
  6. 10. The supercoiling of chromosomes.
  7. 11. Anaerobic bacteria that break down organic matter, producing methane gas, which is then released into the atmosphere.
  8. 13. The sister chromatids move toward opposite poles and the centromeres uncouple.
  9. 14. When electrons 'jump' what is formed?
  10. 16. The nucleic acid responsible for genetic traits being passed from generation to generation.
  11. 17. The nuclear membrane reforms and the chromosomes relax into chromatin.
  12. 19. Word for water-loving.
  13. 21. The cycling of Carbon in an ecosystem.
  14. 22. Triglycerides, phospholipids, and steroids are all types of ___.
  15. 23. Something that can form 4 covalent bonds. Life is based on ___ compounds.
  16. 25. Are unsaturated or saturated acids able to be cis/trans.
  17. 27. ___ is formed from ADP and a phosphate ion using the energy from respiration.
  18. 28. A 3D globular protein with long polypeptide chains.
Down
  1. 1. Something that is found in plant cells, protists and some bacteria. Hint: Most of them contain a light-absorbing pigment called chlorophyll.
  2. 2. The division of the nucleus into two genetically identical daughter nuclei.
  3. 4. Flow of energy from one feeding level to another.
  4. 6. The production of Carbon compounds (sugars) in cells using light energy from the sun.
  5. 8. The spindle fibers attach to centromeres and more sister chromatids toward the equilateral plane.
  6. 12. The building blocks of proteins.
  7. 15. The flow of Carbon from one source to the other. It is also the net difference between Carbon removal and Carbon addition.
  8. 18. The strong attraction of water to itself.
  9. 20. Complementary base pairs.
  10. 24. The attraction of water to different molecules.
  11. 26. Any substance that absorbs light.