What Was the Most Significant Conclusion of Griffith's Experiments with Pneumonia

question 72

Multiple Choice

What was the most significant conclusion of Griffith's experiments with pneumonia in mice?

• A)Mice exposed to the S-strain bacterium became resistant to the R-strain bacterium.
• B)There is a substance present in dead bacteria that can cause a heritable change in living bacteria.
• C)The genetic material was definitively proven to be DNA.
• D)S-strain bacteria can cause pneumonia.
• E)Heat destroys the hereditary material.

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