A geneticist raised a crop of T2 bacteriophages in a medium containing radioactive phosphorus so that the DNA of the bacteriophages was labeled with radioactivity. The labeled phages were then allowed to infect nonradioactive bacteria. In a few hours, these bacteria burst open, releasing many bacteriophages. Some of these phages contained labeled .
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A geneticist raised a crop of T2 bacteriophages in a medium containing radioactive phosphorus so tha...
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