Question

Frederick Griffith documented bacterial transformation. Which statement is true concerning his experiments?

DNA that was not contained within a live cell caused the death of the host organism.

DNA from dead Streptococcus cells entered live cells and altered the live cell's characteristics.

The two strains of Streptococcus were visually indistinguishable.

Heat treatment of the Streptococcus strains destroyed the DNA molecules.

Answer 1

DNA from dead Streptococcus cells entered live cells and altered the live cell's characteristics

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