The percentage SIMILARITIES and IDENTITIES, respectively, between the two peptide sequences given below will be . . . . . . . . % and . . . . . . . . %. Peptide I: Ala-Ala-Arg-Arg-Gln-Trp-Leu-Thr-Phe-Thr-Lys-Ile-Met-Ser-Glu Peptide II: Ala-Ala-Arg-Glu-Gln-Tyr-Ile-Ser-Phe-Thr-Lys-Ile-Met-Arg-Asp