If I may say so, I see we have only 20 minutes left, and I'd need two hours to answer your question fully. The tests are very extensive, depending on what we're talking about. For environmental safety, it's a test to discern whether the plants are more weedy than the predecessors, if there are going to be gene-flow issues, if there are going to be allergenicity issues. There are tests around nutritional quality, toxicity—I think I mentioned allergenicity already, but it depends on whether you're talking about livestock animals' allergenicity, human allergenicity, and so on—biodiversity risks, and all these sorts of things. There are years of testing in the field, in these very strictly confined field trials, that allow the developers to test all these sorts of things.
On February 26th, 2013. See this statement in context.