In experiments to show that DNA is the genetic material,Hershey and Chase labeled DNA with radioactive
A)amino acids.
B)sulfur.
C)phosphorus.
D)carbon.

Question

Quizplus · Accepted Answer

Hershey and Chase used radioactive phosphorus to label DNA because it is a component of the phosphate group in DNA's backbone. This allowed them to track the movement of DNA during infection of bacteria by bacteriophages, ultimately leading to the conclusion that DNA, not protein, is the genetic material.

In Experiments to Show That DNA Is the Genetic Material,Hershey