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Isotopes used for proving semiconservati...

Isotopes used for proving semiconservative replication of DNA were `:`

A

`.^(14)N` and `.^(31)P`

B

`.^(14)N` and `.^(14)C`

C

`.^(14)N` and `.^(15)N`

D

`.^(14)C` and `.^(31)p`

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The correct Answer is:
C
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  1. Experiments using .^(15)N ( heavy nitrogen ) to confirm the semiconser...

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  2. DNA replicates semi-conservatively was first shown in :

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  3. Isotopes used for proving semiconservative replication of DNA were :

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  4. Escherichia coli with completely radioactive DNA was allowed to replic...

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  5. Escherichia coli fully labelled with .^(15)N is allowed to grow in .^(...

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  6. If you grow bacteria in heavy nitrogen and then switched them to light...

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  7. Taylor demonstrated semiconservative chromosome replication in :

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  8. DNA having labelled thymidine is allowed to replicate in medium having...

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  9. During replication of a bacterial chromosome DNA syntnthesis stars fro...

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  10. The 3'-5' phosphodiester linkae inside a polynucleotide chain serve to...

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  11. During DNA replication in prokaryotes DNA is anchored to :

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  12. DNA replication in eukaryotes commences :

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  13. There are special proteins that help to open up DNA double helix in fr...

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  14. Durning DNA replication, the strands separate by

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  15. Which of the following is true for DNA helicases ?

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  16. The enzyme that reduces the tension during the unwinding of DNA helix ...

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  17. The enzyme, which helps to one starnd of DNA duplex to release tension...

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  18. The enzyme which relaxes supercoiled DNA is :

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  19. During polynucleotide synthesis by the following enzymes, in which cas...

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  20. The enzyme required to catayze the polymerzatio of deoxynucleotides is

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