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ISEN-ASTC-L is a service of the Association of Science-Technology Centers
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At 9:52 AM -0800 12/9/10, Richard O Brown wrote:
>For just a rough order-of-magnitude guesstimate, I'd start with 100 billion
>human cells in a finger, plus 1 trillion bacteria.
>
>(100 trillion human cells in the whole body, a finger is 1/1000 of the body,
>and bacteria outnumber human cells 10:1).
The vast bulk of bacteria are in the gut, so I'm guessing a finger
would have considerably less than a trillion bacteria.
Jennie Dusheck
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