9y2 & 9x3 crossword puzzle

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Across
  1. 3. organelle that controls the cell
  2. 4. cells that send signals
  3. 8. a positive ion
  4. 9. smallest type of cell
  5. 11. movement of water
  6. 12. element with 32 neutrons
  7. 14. rings of DNA
  8. 16. boron's atomic number
  9. 17. element with 48 protons
  10. 20. element with no neutrons
  11. 22. a charged atom
  12. 23. one type of atom
  13. 31. calcium's atomic mass
  14. 35. aluminium's atomic mass
  15. 36. organelle that does photosynthesis
  16. 37. can let some things through
  17. 38. element with 75 protons
  18. 39. a negative ion
  19. 40. ribosomes make...
  20. 41. potassium's atomic number
  21. 42. Ag is the symbol for...
  22. 44. intestinal cells have a high...
  23. 45. where chemical reactions occur
  24. 46. element with 83 electrons
  25. 47. all atoms want a...
  26. 48. element with 36 electrons
Down
  1. 1. sugar absorbed for respiration
  2. 2. W is the symbol for...
  3. 5. cells carry oxygen around the body
  4. 6. spreading out of particles
  5. 7. Organelle that releases energy
  6. 10. average mass of an element
  7. 13. cells that fight pathogens
  8. 15. cells that protect the lungs
  9. 18. plant and animal cells are both...
  10. 19. same element, different neutrons
  11. 21. electrons have a ... charge
  12. 24. cells that do loads of photosynthesis
  13. 25. another name for a cell tail
  14. 26. neutral subatomic particle
  15. 27. atoms that are chemically bonded
  16. 28. molecules not chemically bonded
  17. 29. cells that absorb water from soil
  18. 30. As is the symbol for...
  19. 32. element with 5 neutrons
  20. 33. movement against the gradient
  21. 34. positive subatomic particle
  22. 43. maximum electrons in the third shell