In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Q: Arizona is one of the elected members of the Association of American Universities ( an organization for research institutions ) .
A: 
The University of Arizona is one of the elected members of the Association of American Universities ( an organization of North America 's premier research institutions ) and is the only representative from the state of Arizona to this group .