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Eamcet Botany
2nd year unit-9 Molecular Basis of Inheritance

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In Hershey and Chase experiments if radioactive isotope of both phosphorus and sulphur is used simultaneously in culturing viruses and allowed these to infect E.coli then

A. All the viral particles resulting from infection show radioactive phosphorus and sulphur

B. Only the DNA molecules viral progeny show radioactivity

C. Only protein coat is radioactive

D. Some viral particles show radioactive DNA and some with radioactive coat.

E. None of the above

View Answer

Correct choice: B

Explanation:

none

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Eamcet Botany 2nd year unit-9 Molecular Basis of Inheritance

Eamcet Botany
2nd year unit-9 Molecular Basis of Inheritance