M.Sc. Bio-Physics (PU-CET P.G) 2016 Panjab University Entrance Exam With Answers

Practice Mode:
5.

Na+ - K+ ATPase is a tetramer of 2α and 2β sub units. On which of the following sub units are Na+ and K+ binding sites present ?

A: Both on α
B: Both on β
C: Na+ on α and K+ on β
D: Na+ on β and K+ on α

The answer is: A