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
... a four-year period, two-thirds elected after the next four-year period. Beside the Senate there is the Chamber of Deputies or Câmara dos Deputados of 513 seats, whos ...