Main Contents INaming alkanes of Bridged and spiro rings Conformations of cycloalkanes a &e bonds in cyclohexane Effects of alkyl groups on conformation Conformations of polvcvclic molecules A membrane channel protein that conducts Cl2 ions across cell membranes.Main Contents ◼Naming alkanes of Bridged and spiro rings ◼Conformations of cycloalkanes ◼ a & e bonds in cyclohexane ◼Effects of alkyl groups on conformation ◼Conformations of polycyclic molecules A membrane channel protein that conducts Cl2 ions across cell membranes