Avery's Expirement (22 h 13 min, 1 janv. 1940 ans – 8 h 20 min, 31 déc. 1949 ans)
Description:
 Found that a pure extract of the "transforming principle" was unaffected by treatment with protein-digesting enzymes but was destroyed by a DNA-digesting enzyme. This showed that the transforming principle is DNA and by extension, a gene is made of DNA. 
Ajouté au bande de temps:
Date:
22 h 13 min, 1 janv. 1940 ans
8 h 20 min, 31 déc. 1949 ans
 ~ 10 years