Week 8 ue, bio-, co-

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Across
  1. 3. More than one owner
  2. 4. The science of living things
  3. 7. For nose-blowing
  4. 9. Work together
Down
  1. 1. Colour
  2. 2. Back up driver
  3. 5. Made stronger using technology
  4. 6. A problem
  5. 8. A book written about someone