The backbone of FNA and RNA is composed of DNA is a soul Jr standard die to interactions between adenine crtosine guanine and theymije which are uracil is a select the correct answer from each drop down menu
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The first gap is phosphate sugar skeleton
The second gap is nitrogenous bases
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The third gap is nitrogenous base too, found only in RNA.
The skeleton of DNA is the phosphate-sugar succession of which each sugar bears a nitrogenous base.
Nitrogen bases are nitrogenous organic compounds present in nucleic acids in the form of nucleotides in which they are linked to a sugar.
The five main bases are adenine, cytosine, guanine, thymine and uracil.
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