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Latest Immune Attack Stories

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2009-12-08 12:25:00

The Federation of American Scientists (FAS) developed the video game Immune Attack to plunge 7th – 12th graders into the microscopic world of immune system proteins and cells.


Word of the Day
sipe
  • a slit in a tire to drain away surface water and improve traction.
The word 'sipe' comes from Old English and is related to 'seep'.
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