Robert Kesterson wrote:
> Robert McGlohon wrote:
>   
>> Why would our teeming populations of microbes be different from paleoman's?  
>>     
>
> Why wouldn't they be?  If their environment (our digestive tracts) is
> different, why wouldn't they have evolved to better fit that
> environment? Their genetic turnaround time is a lot shorter than ours.
>
>   
Yes. They are different because we create in ourselves a different 
environment, and also remember the war against germs started by Louis 
Pasteur. Sodium nitrite etc.

William