The Significance of Fred Griffith's Experiment in Which He Used

question 28

Multiple Choice

The significance of Fred Griffith's experiment in which he used two strains of Streptococcus pneumoniae is that

• A)pathogenic bacteria function differently in mice than in other organisms.
• B)it demonstrated that harmless bacteria can become transformed into disease-causing bacteria by some association with pathogenic bacteria.
• C)it established that pure DNA extracted from disease-causing bacteria transformed harmless strains into killer strains.
• D)dead cells lose their genetic information.
• E)the genetic material is DNA, not protein.