Noah Koopman Unit 2

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Across
  1. 2. a combination of atoms that form a compound or single form
  2. 5. a combination of the tissue in an organism
  3. 7. a protein that speeds up chemical reactions and allows them to happen
  4. 9. a combination of the molecules in an organism
  5. 11. moving molecules across the membrane without using ATP energy
  6. 14. repels water and is "water fearing"
  7. 16. the reactant of the chemical reaction
  8. 18. molecules move from being close together to being spaced out
  9. 19. a combination of the organ systems forming a single structure or form
  10. 21. the region on the enzyme that binds to the substrate
  11. 22. when the substrate can no longer bind to the enzyme's active site
Down
  1. 1. the energy required to perform the chemical reactions
  2. 3. the diffusion of water across a membrane
  3. 4. certain things are let in the cell and certain things are kept out
  4. 6. when cells use ATP energy to move molecules across the membrane
  5. 8. a molecule containing a hydrophilic head and hydrophobic tails; make up cell membrane
  6. 10. the basic unit of all life
  7. 12. is attracted to water and is "water loving"
  8. 13. a combination of the organs in an organism
  9. 15. the resulting features or elements produced from the chemical reaction
  10. 17. a combination of the an organism
  11. 20. the basic unit of all matter