Uracil
Thymine
Adenine
Cytosine
Nucleic acid
Nucleoside
Nucleotide
Bases
Cytosine
Guanine
Thymine
Uracil
Hydrophobic interactions
H-bonds
Peptide bonds
Van der Waal's forces
H-bonds
3',5'-phosphoester bonds
3',5'-phosphodiester bonds
N1-glycosidic bonds
Calcium
Chloride
Sulfur
Phosphorus
1
2
3
4
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