29. In the following polypeptide, where might bends or turns occur? Where might intrachain disulfide cross-linkages be formed? Phe-Ala-His-Cys-Thr-Trp-Gly-Phe-Pro-Glu-Ser-Ala-Met-A rg-Trp-Glu-Ala-Asn-Asp-Gly- Pro-Met-Glu-Ala-Phe-Cys-His-Arg-