Dna

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Across
  1. 5. a force between positive and negative charges
  2. 6. type of radiation made of electromagnetic waves
  3. 7. the bond found between two non metals
  4. 9. the organelle that makes proteins
  5. 10. type of bonding where a metal transfers electrons to a non metal
  6. 11. a type of cell division that makes two identical daughter cells
  7. 13. type of stem cells that only differentiates into blood cells
  8. 14. a section of DNA
Down
  1. 1. type of cell that has no nucleus
  2. 2. most ionising type of radiation
  3. 3. a mixture of metals that are stronger than pure metals
  4. 4. exposure to radiation
  5. 5. a reaction where heat energy is absorbed
  6. 8. the movement of water particles from an area of high water concentration to an area of low water concentration
  7. 12. same element, same number of protons but different number of neutrons