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During Meselson and Stahl' experiments, ...

During Meselson and Stahl' experiments, heavy DNA was distinguished from normal DNA by centrifugation in

A

CsOH gradient

B

`^(14)Nh_(4)Cl`

C

`^(15)Nh_(4)Cl`

D

Cs Cl gradient

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  2. DNA nucleotides are attached by

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  3. During Meselson and Stahl' experiments, heavy DNA was distinguished fr...

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  4. Consider the following statements (A). r-RNA provides the templa...

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  6. Strand X in the figure shows a small partsof a nucleic acid molecule ...

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  7. If the total amount of adenine and thymine in a double- stranded DNA i...

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  8. The 3' -5' phosphodiester linkages a polynucleotide chain serce to joi...

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  9. DNA synthesis during replication is

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  10. Purines have nitrogen atoms at positions.

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  11. DNA is a polymer of Or Which is the ultimate unit of DNA molecule

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  12. DNA gyrase, the enzyme that participates in the process of DNA replica...

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  13. The 5' end of polynucleotide chain is attached to

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  14. Which one of the following palindromic base sequences in DNA can be e...

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  15. DNA or RNA segment tagged with a radioative molecule is called

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  16. A.cell is grown in a solution which contain radioactive nucleotides, s...

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  17. The unequivocal proof of DNA as the genetic material came fron the stu...

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  18. Which one of the following also acts as a catalyst in a becterial ce...

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