Chapter 16, Problem 1TYU

In his work with pneumonia-causing bacteria and mice, Griffith found that

(A) the protein coat from pathogenic cells was able to transform nonpathogenic cells.

(B) heat-killed pathogenic cells caused pneumonia.

(C) some substance from pathogenic cells was transferred to nonpathogenic cells, making them pathogenic.

(D) the Polysaccharide coat of bacteria caused pneumonia.