for his work on ribonucleaseandfor their contribution to the understanding of the connection between chemical structure and catalytic activity of the ribonuclease molecule
for their elucidation of the enzymatic mechanism underlying the synthesis of adenosine triphosphateandfor his discovery of an ion-transporting enzyme, Na+, K+ -ATPase
... Congress or Congresso Nacional, consists of the Federal Senate or Senado Federal of 81 seats, of which three members from each state or federal district are elected ...