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Class 12 Biology Practice Test: Molecular Basis of Inheritance - The Search for Genetic Material
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Class 12 Biology Practice Test: Molecular Basis of Inheritance - The Search for Genetic Material
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11 Questions

1. What will be the state of the mouse that has been injected with the heat killed S-strain from the Staphylococcus pneumoniae?
2. What happens when S-strain and the biomolecule (Lipid) are together, when testing the transformation with regards to the R-strain?
Find what happens when S-strain & biomolecule are together testing transformation
3. Which of the following is the wrong sequential order, when the S or the R strain of the bacterium is injected into the mice?
4. Which of the following is responsible for transforming the R strain into the S strain?
5. Which of the following bacterium is responsible for causing pneumonia?
6. The mice infected with the R strain of the bacterium dies, but when infected with the S strain, they do not die.
7. What will be the outcome when R-strain is injected into the mice?
Find the outcome when R-strain is injected into the mice
8. Which of the following is considered to be as an incorrect difference between DNA and DNase?
DNA contains information for heredity & DNAse cleave phosphodiester bonds
9. When Streptococcus pneumoniae were cultured in a culture plate by Frederick Griffith, which among the following were produced?
10. Which of the following is responsible for the inhibition of transformation in organisms?
11. Which was considered to be as the genetic material prior to the works done by Oswald Avery, Colin MacLeod and Maclyn McCarty?

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