Cell Cycle Crossword Puzzle

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Across
  1. 7. animal cells with the job of sending information around the body
  2. 8. damaged body parts from injury or illness are fixed
  3. 9. different organs working together make this
  4. 10. nucleus divides into two nuclei with identical DNA
  5. 13. organism made of only one cell
  6. 16. tissue in humans that holds other tissue together
  7. 17. condensed DNA
  8. 18. system in humans that extracts nutrients from foods
  9. 20. exactly the same
  10. 21. series of events that repeats
Down
  1. 1. entire cell divides into two identical cells
  2. 2. cells become specific types (nerve cell, blood cell, leaf cell,...)
  3. 3. old, worn out body parts need to be replaced by new cells
  4. 4. making more of something
  5. 5. similar cells working together make this
  6. 6. organism made of two or more cells
  7. 11. G1, S, and G2 all together are called this
  8. 12. during G0, a cell ___ the cell cycle to focus on its job
  9. 14. different tissues working together make this
  10. 15. during G1 and G2, a cell does its ___
  11. 18. four main events of life: birth, growth and development, reproduction, and ___
  12. 19. when an organism increases in size by adding more cells to its body