Question

multiple choice question
the major significance of the hershey and chases experiments is that they

determined how the genetic material is replicated
demonstrated the structure of the genetic material
demonstrated a transforming principle
determined that dna is the genetic material

Explanation:

Hershey - Chase experiments used radioactive labeling to show that DNA, not protein, enters the bacteria during phage infection, proving DNA is the genetic material.

Answer:

determined that DNA is the genetic material