The monomers that would be used to make the double helix of a DNA molecule are the phosphorus+ sugar+ base. The correct option is A.
What is DNA?
DNA is a genetic material that is present in the nucleus of the cell. It is present in all plants and animals. This is the important material in the body that makes every individual unique.
DNA is made up of three substances. They are phosphorus sugar, which makes the backbone of the helix. The bases are present in between the helices, they are joined by hydrogen bonds.
There are two hydrogen bonds present between adenine and thymine. There are three hydrogen bonds present between guanine and cytosine. The bases keep the two helices together.
Thus, the correct option is A, phosphorus+ sugar+ base.
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