Extended GO from the version of 20040601

    root development
          root morphogenesis
             embryonic root morphogenesis
                embryonic root epidermal cell differentiation
                embryonic root meristem specification
             maintenance of root meristem identity
             post-embryonic root morphogenesis
                lateral root morphogenesis
                   lateral root epidermal cell differentiation
                   lateral root meristem specification
                post-embryonic root epidermal cell differentiation
                post-embryonic root meristem specification
             regulation of root meristem size
                stabilization of root meristem size
                negative regulation of root meristem size
                positive regulation of root meristem size
             root epidermal cell differentiation
                atrichoblast differentiation
                   atrichoblast fate specification
                      regulation of atrichoblast fate
                         negative regulation of atrichoblast fate
                            inhibition of atrichoblast fate
                            negative stabilization of atrichoblast fate
                         positive regulation of atrichoblast fate
                            induction of atrichoblast fate
                            initiation of atrichoblast fate
                            positive stabilization of atrichoblast fate
                         stabilization of atrichoblast fate
                trichoblast differentiation
                   trichoblast fate specification
                      regulation of trichoblast fate
                         negative regulation of trichoblast fate
                            inhibition of trichoblast fate
                            negative stabilization of trichoblast fate
                         positive regulation of trichoblast fate
                            induction of trichoblast fate
                            initiation of trichoblast fate
                            positive stabilization of trichoblast fate
                         stabilization of trichoblast fate
                root hair cell differentiation
                root auditory hair cell differentiation
                root guard cell differentiation
                root epidermal cell fate commitment
                root epidermal keratinocyte differentiation
                root epidermal lymphocyte differentiation
                root epidermal cell development
                root epidermal adipocyte differentiation
                root epidermal oenocyte differentiation
                root epidermal trichome differentiation
                root epidermal neuron differentiation
                root epidermal oocyte differentiation
                root epidermal hemocyte differentiation
                root epidermal melanocyte differentiation
                root epidermal heterocyst differentiation
                root epidermal spermatid nuclear differentiation
                root epidermal mechanoreceptor differentiation
                root epidermal myoblast differentiation
                root epidermal cell fate specification
                root epidermal osteoblast differentiation
             root meristem specification