DNA has got many specific physical as well as chemical properties that facilitate its functioning (Calladine, 2003, p.96). For one, DNA is known to exist in pairs that have been intertwined to form a double helix shape. Secondly, DNA has a unique characteristic of replicating itself in the body such that new cells formed in the body have the same DNA strands as that of the existing cells. Thirdly, the DNA strand has the ability of coiling itself. Another significant feature of the DNA is that it has a pair or grooves that allow the interaction of bases and body proteins.

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