Unit 1 Crossword

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Across
  1. 2. molecules split gaining water
  2. 5. fatty acid with single bond carbons
  3. 9. model of enzyme-substrate interaction where they act as lock and key
  4. 12. uneven distribution of electrons causing slightly negative and positive poles
  5. 14. all chemical reactions occuring within an organism to maintain life
  6. 15. a substance that an enzyme acts on during a chemical reaction
  7. 16. large molecules from small ones
  8. 17. has phosphate group, nitrogenous base, and 5-carbon sugar
  9. 18. prevents sharp changes in pH levels
  10. 20. non polar molecules that repel water
  11. 21. chemical reactions releasing energy
Down
  1. 1. molecules forming ionic or covalent bond with water
  2. 3. ability to move or change matter
  3. 4. has pleated sheet or alpha helix
  4. 6. have amino group -NH2 on one end and carboxyl group -COOH on other end
  5. 7. pockets in the folds on enzyme surfaces
  6. 8. starch, glycogen, glucose, chain of glucose
  7. 10. molecules build losing water
  8. 11. molecules sit on active site and prevent entry of substrate
  9. 13. a compound that forms H+ ions in solution
  10. 19. part of amino acid that is different