6. The first experiments that correctly identified the molecule that carries genetic information

were performed by

A. Oswald Avery B. Alfred Hershey C. Frederick Griffith D. Martha Chase

The first experiments that correctly identified the molecule that carries genetic information were performed by Oswald Avery.

Option: A

Explanation:

One of the top molecular biologists and well experienced in immunochemistry popular as Oswald Avery, who worked with his colleagues Colin MacLeod and Maclyn McCarty and resulted into most famous study authored by them in 1944, it involves separation of DNA as the material from which genes and chromosomes are produced. He proved DNA was the essence of transformation. DNA was able to convert another strain when isolated from one strain of bacteria, and impart features on that second strain and these DNA contain hereditary knowledge.