Role of DNA in heredity was discovered for the first time through experiments involving
(A)Transformation using E.coli
(B)Transduction involving bacteriophage
(C)The use of enzymes protease and nuclease
(D)Transformation using heat killed virulent and living non virulent D.pneumoniae
solution- Transformation experiment done by F.Griffith showed that some transforming primciple passed from S strain to R strain.