<prompt> Griffith experiment was done on ?StreptococcusPneumococcusEnterococcusStaphylococcus  <response>: Ans. is b i.e., Pneumococcus In 1928, Frederick Griffiths experiment first demonstrated transformation in streptococcus pneumoniae.Frederick Griffiths experiment on pneumococcus streptococcus pneumoniae proved that genetic characters are transmitted from one generation to the other through transformation. 