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Gregor Mendel
Mendel was inspired to experiment on garden peas -
Conclusions
three plant scientists worked separately reached the same conclusions as Mendel -
Levene's discovery
December 1909 - Levene discovered ribose in DNA -
Levene's hypothesis
- Levene hypothesized that DNA was made up of equal parts guanine thymine cytosine and adenine. His hypothesis was incorrect.
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Fredrick Griffith
In the year 1928 a scientist, Fredrick Griffith, conducted experiments regarding inheritence by giving mice different mixtures of the pneumonia viruses. He discovered DNA as the genetic material in a cell
January 1929 - Levene discovered deoxyribose in DNA -
pneumonia virus
carbohydrates, proteins and lipids in cells and found the DNA of the pneumonia virus