Incorrect statements among the following areA) Nucleoside contains sugar and base.B) Deoxy ribose is functional isomer riboseC) Insulin is an amino acid hormoneD) Activity of enzyme is optimum at pH = 7

A) Nucleoside contains sugar and  base.B)C5H10O5 . . . Ribose ; C5H10O4. . . Deoxy riboseThey are different compounds with different molecular formulae.C) Insulin is a peptide hormone.D) Activity of enzymes is optimum  at pH = 7