Cells 8IC

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Across
  1. 3. membrane The outermost part of an animal cell
  2. 7. A blood vessel that has valves and carries blood towards the heart
  3. 11. The type of cell that fights disease
  4. 12. The single unit building blocks of life
  5. 14. The maximum magnification achievable using the school microscopes
  6. 15. The outermost part of a plant cell
  7. 16. There are thousands of these in each chromosome and each one has the code for making a specific protein
  8. 17. A blood vessel that is just one cell thick
  9. 20. Humans have 23 pairs of these
Down
  1. 1. The scientific name for a brain cell
  2. 2. The part of a cell which makes the energy
  3. 4. The first one was invented by Zacharias Janssen and his father
  4. 5. The type of cell that carries oxygen in your blood
  5. 6. Deoxyribonucleic acid
  6. 8. In plant cells where photosynthesis happens
  7. 9. The vegetable we used to look at plant cells in the lab
  8. 10. The control centre for the cell
  9. 13. This type of infection causing cell does not have a nucleus
  10. 18. A blood vessel that carries blood away from the heart
  11. 19. The magnification using the eye piece and the small red objective lens