Though each of the pre-adult growth stages will have concentrated on the development of some particular facet of human capacity, the adult stage is characterized by its very lack of such specialization, by its many-facetedness.
(each of the pre-adult growth stages; will have concentrated; on the development of some particular facet of human capacity) (the adult stage; is characterized; by its very lack of such specialization)
each of the pre-adult growth stages the adult stage
will have concentrated is characterized
on the development of some particular facet of human capacity
by its very lack of such specialization