> Suppose regulators use PCR to check for
> characteristic GMO DNA in grain. PCR is so sensitive that you could
> probably pick up contamination at the rate of 1 kernel in 10,000. It is
> impossible to avoid GMO contamination at that level.
Can you explain what PCR is as a test? I have really been wondering
about how the Europeans are able to detect GMOs in large shipments of
commodity crops. Thanks in advance.
-- Mary Hendrickson, Ph.D. Network Coordinator Food Circles Networking Project University of Missouri Outreach and Extension Department of Rural Sociology Columbia, MO 65211
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