SCIENCE CROSSWORD

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Across
  1. 3. A key mineral in bones
  2. 6. Component put before an LED to stop it from using too much energy
  3. 8. Has the symbol K in the periodic table
  4. 10. Used for growth and repair in the body
  5. 11. white blood cell which digests pathogens
  6. 12. A lamp in a circuit
  7. 14. What BMR is measured in
  8. 16. joints that work in pairs
  9. 17. the bones in your ankles
  10. 19. white blood cell which produces antibodies
  11. 20. microbe causes infections such as athletes foot
Down
  1. 1. These cells have no nucleus
  2. 2. microbe invades and attacks other cells
  3. 4. What flows through an electric current
  4. 5. this switch allows you to flick between two branches of a circuit
  5. 7. something that walks on two legs
  6. 9. Inflammation of the joints
  7. 13. slows the current in a circuit
  8. 15. The type of current which is a.c
  9. 18. GATE logic gate which only works when two inputs are closed
  10. 20. the thigh bone