"The operation of the apparatus 10 will be more fully illustrated in conjunction with the following example which is a general description of the preparation of a generic P-AA(1)-AA(0)-Resin in which P is a protecting group, AA is an amino acid, and the resin is chloromethylated polystyrene divinylbenzene (Merrifield peptide resin) or any other polymeric resin." . . . .