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Practice question

Question

Which of the following stabilizes the double helix at high salt concentrations?

Options

Choose one · Correct answer highlighted

Explanation

Shielding of phosphate charges is the scientifically accurate answer to this question. Within the study of Nucleic Acid, this concept is well-established through extensive research and is documented in standard scientific literature. The specific properties, mechanisms, or characteristics of Shielding of phosphate charges directly address what is being asked. Among the other options, Increase in hydrogen bonds, Covalent modification of bases, and Phosphodiester hydrolysis do not correctly answer this question because they either refer to different concepts, describe properties of other molecules or processes, or represent common misconceptions about this topic.