N5 Biology

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Across
  1. 1. takes a complimentary copy of DNA
  2. 2. Site of chemical reactions
  3. 3. Term for an enzyme break down reaction
  4. 5. Base found in mRNA but not DNA
  5. 8. The cell _________ controls what enters/exits cell
  6. 12. Site of photosynthesis
  7. 14. The cell membrane can be described as _______ permeable
  8. 15. Movement of water molecules from an area of high water concentration to low water concentration
  9. 17. Enzyme that breaks down hydrogen peroxide
  10. 19. Base that pairs with cytosine
Down
  1. 1. Site of aerobic respiration
  2. 4. Site of protein synthesis
  3. 6. Sub unit of a protein
  4. 7. At extreme temperatures and pHs an enzyme becomes ____________
  5. 9. Controls cells activities
  6. 10. Enzyme that breaks down starch
  7. 11. Area of cell membrane involved in active transport
  8. 13. Term to describe when an enzyme works best
  9. 14. Term for an enzyme build up reaction
  10. 16. Structural carbohydrate that makes up cell wall
  11. 18. Area on an enzyme that the substrate binds