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In a DNA strand the nucleotides are link...

In a DNA strand the nucleotides are linked together by

A

glycosidic bonds

B

phosphodiester bonds

C

peptide bonds

D

hydrogen bonds.

Text Solution

Verified by Experts

The correct Answer is:
b
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Knowledge Check

  • In a single strand from a DNA molecule, nucleotides are linked by covalent bonds between :

    A
    sugar and phosphate groups
    B
    sugar and nitrogenous bases
    C
    phosphate groups and nitrogenous bases
    D
    nitrogenous bases

  • The two strands of double helix of DNA are linked together by hydrogen bonds between :

    A
    bases
    B
    deoxysugars
    C
    phosphates
    D
    ribose sugars

  • DNA is a polymer of nucleotides which are linked to each other by 3'-5' phosphodiester bond . To prevent polymerisation of nucleotides, which of the following modifications would you choose ?

    A
    Replace purines with pyrimidines
    B
    Remove/Replace 3' OH group in deoxyribose
    C
    Remove / Replace 2' OH group with some other group in deoxyribose
    D
    Both (b) and ©

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    DNA is a polymer of nucleotides which are linked to each other by 3'-5' phosphodiester bond . To prevent polymerisation of nucleotides, which of the following modifications would you choose ?

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