Question

Q1. What differences in the chemical structures of DNA and protein allow scientists to label one or the other of these macromolecules with radioactive isotope?​

Answer 1

Answer:

The Hershey - Chase experiment , which demonstrated that the genetic material of phage is DNA , not protein . The experiment uses two sets of T2 bacteriophages . In one set , the protein coat is labeled with radioactive sulfur ( 35S ) , not found in DNA .