crissyfrench8
crissyfrench8 crissyfrench8
  • 13-11-2014
  • Geography
contestada

If microscopes weren't invented ?

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Foxhunter80 Foxhunter80
  • 13-11-2014
We couldn't see far in to what we need to see
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jakeblank jakeblank
  • 13-11-2014
Most of the scientific research would be theorems and not proof.
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