Hey guys im writing my OAT in 2 weeks, and have been working through the big kaplan book, and wanted to know for those of you that have used it, if we need to know chapter 14(carbohydrates) and chanpter 15(amino acids, peptides, and proteins) From the OCHEM section?? I tried to find out if it was included in the opted list of categories, but couldnt find it. Any help? Thanks guys!!