"Eddie Morales is quite happy as a lowly R&D man at a Boise-based biotech firm called Tuberware. His aspirations don't reach far beyond processed foods and a simple life in Idaho. It comes as a shock when the company's head calls Eddie into the office to discuss a situation in Puerto Malogrado-a tiny but tumultuous country in South America-where lax regulations allow Tuberware to market experimental crops. Some years ago, the company introduced a...