Avery,Macleod,and McCarty Expanded on Griffith's Experiment to Prove That DNA

Avery,Macleod,and McCarty expanded on Griffith's experiment to prove that DNA is the hereditary molecule required for transformation.What treatment of the heat-killed SIII bacteria extract resulted in the mouse living?

A) destroying type SIII lipids and polysaccharides
B) destroying type SIII DNA with DNase
C) destroying type SIII RNA with RNase
D) destroying type SIII proteins with protease
E) the control group,in which all components are intact