Atoms of the Body

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Across
  1. 2. Element symbol is Zn
  2. 4. Helps humans metabolism and toxin breakdown, works in plants for nitrogen fixation
  3. 5. Element symbol S
  4. 8. Found in bones, nerves,and cells.
  5. 9. A nonmetallic chemical element
  6. 11. Can be found in Dietary Sources and Iodized salt
  7. 12. Helps regulate the body's blood glucose levels
  8. 15. Colorless, odorless gas that makes up about 78% Earths atmosphere
  9. 17. Essential for living organisms and industry
  10. 18. Electrolyte, balances fluids and minerals in the body
  11. 20. A strong hard magnetic metal
Down
  1. 1. Supports immune system,necessary for DNA synthesis and reproduction
  2. 3. Mineral plays vital role in human body
  3. 6. Used for dental heath
  4. 7. Used to kill bacteria & purify water
  5. 10. One of the most important gases in the atmosphere
  6. 13. Essential for bone health, muscle function, nerve transmission, and energy production
  7. 14. Can be found in coins, agricultural treatments, and essential in biological functions
  8. 16. Element Number is 1
  9. 19. Regulates body fluids & nerve/muscle function