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#3 | Search for Genetic Material:I
(Botany) > Molecular Basis of Inheritance

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Related Practice Questions :

Fredrick Griffith accidentally discovered transformation when attempting to develop a vaccine for pneumonia. He injected mice with samples from S-strain (virulent) and/or R-strain (nonvirulent) pneumococci bacteria (Sterptococcus pneumoniae). Which of the following results is NOT consistent with Griffith's experiments?

1. injected S-strain; mouse dies. 

2. injected R-strain; mouse lives. 

3. injected heat-killed S-strain; mouse lives. 

4. injected mixture of heat-killed S-strain and live R-strain; mouse lives. 

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The final proof for DNA as the genetic material come from the experiments of 

1. Griffith

2. Hershey and chase 

3. Avery, Macleod and McCarty 

4.  Hargobind Khorana 

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Transformation was discovered by

(1) Meselson and Stahl

(2) Hershey and Chase

(3) Griffith

(4) Watson and Crick

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The beginning of understanding genetic transformation in bacteria was made by

(1) Frederick Griffith

(2) Hershey and Chase

(3) Watson and Crick

(4) TH Morgan

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Role of DNA in heredity was discovered for the first time through experiments involving

(1)Transformation using E.coli

(2)Transduction involving bacteriophage

(3)The use of enzymes protease and nuclease

(4)Transformation using heat killed virulent and living non virulent S.pneumoniae

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