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November 30, 2025
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jan 1, 1952 - Alfred Hershey and Martha Chase

Description:

- Confirmed that DNA is genetic material by using redioative isotopes and tested it to see where it goes when there was a virus, and went to phosphorous
- Discovered that DNA is a nucleic acid
- Found that DNA transfers between generations

Added to timeline:

Date:

jan 1, 1952
Now
~ 73 years ago