Which of the following statements about the formation of the peptide bond between amino acids is INCORRECT?

A) The formation of peptide bonds results in the formation of a water molecule.
B) The amino group of the first amino acid and the carboxyl group of the second amino acid are involved in forming a peptide bond.
C) The carboxyl group of the first amino acid reacts with the amino group of the second amino group to form a peptide bond.
D) A polypeptide formed by a series of peptide bonds will result in two distinct free ends, one with a free amino group and the other with a free carboxyl group.
E) The number of peptide bonds formed in a polypeptide varies from protein to protein.