"Griffith's experiment discovering the "transforming principle" in pneumococcus bacteria. Griffith's experiment, reported in 1928 by Frederick Griffith, was the first experiment suggesting that bacteria are capable of transferring genetic information through a process known as transformation." - Griffith's experiment
Using the above information taken from Wi**pedia, the best summary for the findings of Griffith is CELLS CONTAIN A TRANSFORMING FACTOR.
