science

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Across
  1. 2. blood vessel that carries blood away form the heart
  2. 4. where proteins are made
  3. 6. the movement from an area of high conerntration to an area of low concerntration
  4. 7. dna exist in the same cells as these
  5. 10. contain cell sap
  6. 11. where chemical reactions take place
  7. 12. protect you against disease
  8. 14. the process where energy is released form glucose
  9. 16. the process of a liquid to a solid
  10. 19. proteins on the surface of cells
Down
  1. 1. a disease causing micro-organisms
  2. 3. attach to antigens on the surface of pathogens
  3. 5. when aerobic respiration takes place
  4. 8. used to keep the cononary artery open
  5. 9. controls what enters and leaves the cell
  6. 11. where photosynthesis occurs
  7. 13. blood vessel that transports blood deep into the tissues to deliver oxygen and glucose
  8. 15. blood vessels that carry blood into the heart
  9. 17. a substance that is made up of only one atom
  10. 18. contains dna in cells