DNA molecule is negatively charged because of:

Deoxyribose sugar molecules

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Nitrogenous bases

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Alignment in 5’ $\to$ 3’ direction

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Phosphate groups

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Solution

The correct option is D
Phosphate groups

The presence of phosphate groups in each nucleotide gives the overall negative charge to the DNA molecule.

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Similar questions

DNA molecule is negatively charged because of:

Regarding assertion and reason, select the right option.

Assertion [A]: Charge of DNA molecule is negative.
Reason [R]: Histone proteins associated with DNA are positively charged.

An object is called negatively charged because

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