> > This is a tougher one.  It is *possible*, I suppose,
> > that if an
> > animal is grain-fed, some of the grain protein is
> > not fully
> > digested,
>
> The presupposes that the animal's digestive system
> would not properly handle the grain protein. Is there
> evidence that this is so?

Not that I am aware of.  I can't think of any reason why a
ruminant animal such as a cow should have a problem with grain
protein.

Todd Moody
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  Some grain would not be a problem for a cow, but a steady diet of corn,
may be a different story.
     `
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