Identify the incorrect statement.

• A

  Peptide bond is formed by dehydration. 

• B

  In a polysaccharide the individual monosaccharides are linked by a glycosidic bond.

• C

  In nucleic acid the bond between the phosphate and hydroxyl group of sugar is an ester bond.

• D

  The nitrogen bases in a polynucleotide chain are projected more or less perpendicular to sugar and phosphate backbone but face outside.