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The phosphate molecules present on the DNA strand give it a large positive charge.

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The phosphate molecules present on the DNA strand give it a large positive charge.

(a) True

(b) False

This question was posed to me by my college professor while I was bunking the class.

Origin of the question is Gene Chemical Nature topic in division Nature of Genome of Cell Biology

1 Answer

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Correct option is (b) False

The explanation is: The phosphate groups give the DNA molecule a large negative charge. The sugar phosphate bond of each strand is located on the outside of the molecule with two sets of bases projecting towards the center.

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