DNA as genetic material

It was understood that chromosomes carried genetic material, but most thought that like heme and coenzymes, the nucleic acid was secondary to the protein. However it was confirmed that only the DNA and not the protein is the genetic material carried by chromosomes.
 Oswald Theodore Avery United States 1944 DNA as genetic material

It was understood that chromosomes carried genetic material, but most thought that like heme and coenzymes, the nucleic acid was secondary to the protein. However it was confirmed that only the DNA and not the protein is the genetic material carried by chromosomes.