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01:32 13_24CloningAGene_A.mpg 13_24CloningAGene_A.mpg	13_24CloningAGene_A.mpg plasmid dna bacteria genes medium gene bacterium enzyme restriction colonies cells growth lac plasmids recombinant copies stains substance limits ampicillin From Rachel Petrofes Chapa A year ago 0 likes 0
02:55 13_05HersheyChaseExp_A.mpg 13_05HersheyChaseExp_A.mpg	13_05HersheyChaseExp_A.mpg dna phage material proteins hershey cell t2 ghosts experiment phages progeny bacterium coli chase host medium bacteria sulfur isotope scientists From Rachel Petrofes Chapa A year ago 0 likes 0