Griffith,a British Microbiologist,used Bacteria and Mice to Demonstrate the Process

Griffith,a British microbiologist,used bacteria and mice to demonstrate the process of transformation.During transformation,

A) a bacterial chromosome produces an exact copy of itself.
B) the nucleus of a mouse cell repairs itself when damaged by bacterial infection.
C) DNA from an infected mouse cell changes bacteria from a nonpathogenic to a pathogenic form.
D) genetic material is transferred from one bacterial cell to another.
E) a bacterial cell is transformed into a spore during unsuitable environmental conditions.