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Start Over You searched for: Creator Fredrickson, Donald S. ✖ Remove constraint Creator: Fredrickson, Donald S. Language English ✖ Remove constraint Language: English Format Text ✖ Remove constraint Format: Text Subject National Academy of Sciences (U.S.) ✖ Remove constraint Subject: National Academy of Sciences (U.S.) Subject Plasmids ✖ Remove constraint Subject: Plasmids Genre Letters (correspondence) ✖ Remove constraint Genre: Letters (correspondence) Story Section Risk, Regulation, and Scientific Citizenship: The Controversy over Recombinant DNA Research ✖ Remove constraint Story Section: Risk, Regulation, and Scientific Citizenship: The Controversy over Recombinant DNA Research Exhibit Tags regulation ✖ Remove constraint Exhibit Tags: regulation