phosphoester linkages
The polar covalent bond between the hydrogen and oxygen atoms holds it together.
Covalent Bond .
A Chemical Bond
an ionic bond
Ionic bond between
Phosphate backbone
glycosidic bonds
A hydrogen bond holds DNA together and a covalent holds rna together
Phosphodiester bond.
In sodium metal the atoms are held together by metallic bonds.
A covalent bond
The polar covalent bond between the hydrogen and oxygen atoms holds it together.
Covalent Bond .
It is a disulfide bond!
Metallic bond
covalent bond
Covalent Bond