[单选题]
Hershey and Chase conduc
jy:j9v;du p9a v.cw- vted an experiment t
sps,q3 dmo2r9u-. xx9 iy vwcf+9dv5co investigate whether DNA or protein serves as the genetic material. They cultured 2 batches of viruses, one in a
csq.+r5,f9-mypxcvw 3 dd92 vxous9imedium containing radioactive $^{35}S$ and one in radioactive $^{32}P$. They then introduced each batch of viruses to separate cultures of bacteria. After allowing time for the viruses to infect the bacteria, the culture solutions were centrifuged to separate the viral remains from the bacterial cells, forming two layers, the pellet and the supernatant.
Which component of the tube would provide evidence that DNA is the genetic material?