Suppose That You Performed a Version of the Hershey and Chase

Multiple Choice

Suppose that you performed a version of the Hershey and Chase experiment, this time using³²P-labeled viruses that insert their double-stranded DNA into the DNA of the cells that they infect. The viral DNA is then treated as part of the cell's own DNA and is replicated during DNA replication and passed onto daughter cells when the cell divides. You infect a population of cells with the³²P-labeled viruses, and then let the infected cells go through two generations of cell divisions. If you then examine the cells, you should find³²P-labeled DNA in ____ of the cells.

A) none
B)  about 1/4
C) about 1/2
D) about 3/4
E) all