R Bruce Merrifield Provided an Innovation to Synthesize Peptides

Multiple Choice

R. Bruce Merrifield provided an innovation to synthesize peptides. Which statement does NOT describe part of his technology?

A) One end of the peptide is attached to a solid support.
B) At each step in the cycle, protective chemical groups block unwanted reactions.
C) The peptide product must be purified between each step of the cycle.
D) The support for the peptides is similar to a chromatography column.
E) All of the statements describe part of Merrifield's technology.