Biology - Chapter 2

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Across
  1. 1. microscope component that controls the amount of light
  2. 5. when chromosomes move to opposite ends of the cell
  3. 9. a cell that transmits electrical information
  4. 10. this protein carries oxygen in a blood cell
  5. 14. a harmful tumor
  6. 17. these cells control openings under a leaf
  7. 18. chromosomes are aligned along the cell's equator
  8. 19. kingdom of single-celled eukayotes
  9. 20. the last phase of the cell cycle
  10. 21. cells spend 95% of their life in this phase
  11. 23. during cell division, the region where the cell membrane pinches off
  12. 25. microscope lenses of different strengths
  13. 26. an organism consisting of a single cell with no nucleus
  14. 29. this disease causes red blood cells to be sharp and stiff
  15. 31. a new cell wall as it is forming
  16. 32. when the spindle fibres begin to form
  17. 33. organelle that builds glucose
  18. 34. checking for a disease in the absence of symptoms
  19. 35. this organelle chops up and combines proteins
  20. 38. a harmless tumor
Down
  1. 2. reproduction that creates a clone
  2. 3. cancer treatment involving implanting a pellet in a tumor
  3. 4. the plant equivalent of a sperm cell
  4. 6. this gland is checked in men over 40 for cancer
  5. 7. kingdom of cells that can live inside volcanos
  6. 8. cylindrical cells that cause movement
  7. 11. when cancer cells are mobile
  8. 12. stringy molecule with instructions to build proteins
  9. 13. one half of a chromosome
  10. 15. a change in DNA
  11. 16. when two nuclear membranes form in a cell
  12. 20. this controls what enters and leaves the cell
  13. 22. a chemical that can cause DNA damage
  14. 23. cancer treatment using toxic drugs
  15. 24. medical imaging that uses sound waves
  16. 27. the diameter of the circle you see in a microscope
  17. 28. these cells have large vacuoles that can double in size
  18. 30. storage organelle for waste
  19. 32. a test that screens for cervical cancer on women
  20. 33. the connecting point in a chromosome
  21. 36. movement of water across a cell membrane
  22. 37. a cell involved in sexual reproduction