Word: langsdorffii
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...experiment, directed by Biologist Peter Carlson at Long Island's Brookhaven National Laboratory, involved two species of wild tobacco called Nicotiana glauca and Nicotiana langsdorffii. In the past, researchers have been able to crossbreed these two common plants by sexual means-fertilizing one plant with the pollen of the other-but many species will simply not breed sexually with others. Carlson, borrowing techniques recently developed by scientists in England and Japan, accomplished the trick with individual cells. First he treated cells from each kind of leaf with an enzyme that dissolves their protective cellulose walls but leaves the rest...
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