Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Biology Biochemistry Biomolecules
Human haemoglobin is a quaternary protein, the structure of which is described as -
1
Dimer of two myoglobin dimers
2
Tetramer of two different subunits
3
Tetramer of four different subunits
4
More than one of the above
5
None of the above