Biology Review Crossword

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Across
  1. 2. Our first unit - how atoms work
  2. 3. Our fourth Unit - How different organisms exist together
  3. 10. Process of making ATP Energy
  4. 11. multiple interlocking food chains
  5. 12. our Fifth Unit - How organ systems keep us alive
  6. 14. Our third Unit - how traits pass from parents to offspring
  7. 16. smallest unit of a substance
  8. 17. the genetic material
Down
  1. 1. Body system that breaks down food
  2. 2. our second unit - smallest units of life
  3. 4. plants have this on the outside of their cells, plants don't
  4. 5. plants do photosynthesis with this
  5. 6. process of plants making sugar
  6. 7. the balance that keeps things alive
  7. 8. organisms get this by eating each other
  8. 9. diagram showing energy loss as things eat eachother
  9. 13. Body system that controls everything in the body
  10. 15. Body system that protects you from viruses and bacteria