Would you eat a genetically engineered salmon? Are you even sure what the difference is between the regular variety and one that's been tweaked to grow faster?
Don't feel bad if you're unsure. Only a quarter of Americans say they fully understand what genetically engineered food is all about, according to a survey of more then 3,000 people conducted for NPR by Thomson Reuters last month.
Press people a little further by asking them if genetically engineered foods are safe, and the uncertainty climbs higher. Only 21 percent of people are convinced the foods are safe. Most are unsure — 64 percent. The remaining 15 percent think the foods aren't safe.
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