In Trying to Determine Whether DNA or Protein Was the Genetic

Multiple Choice

In trying to determine whether DNA or protein was the genetic material,Hershey and Chase made use of which of the following facts about these two types of molecules?

A) DNA contains sulfur,whereas protein does not.
B) DNA contains phosphorus,whereas protein does not.
C) DNA contains nitrogen,whereas protein does not.
D) DNA contains purines,whereas protein includes pyrimidines.