Plague, fun? Not so much.: How is the bacteria spread from person to person? Explain.

Wednesday, May 18, 2011

How is the bacteria spread from person to person? Explain.

2 comments:

PaigeC4May 18, 2011 at 9:53 AM
From flea, to rat, to humans by biting.
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garretts5May 18, 2011 at 4:47 PM
Fleas that bite rats then bite humans.
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