The Two Polynucleotide Chains in a DNA Molecule Are Attached

question 13

Multiple Choice

The two polynucleotide chains in a DNA molecule are attached to each other by

• A) hydrogen bonds between bases.
• B) ionic bonds between ʺRʺ groups in amino acids.
• C) peptide bonds between amino acids.
• D) covalent bonds between phosphates and sugars.
• E) covalent bonds between carbon atoms.

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Definitions:

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Toseland And Rivas

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