mass transport in animals (not ai)

Question 1

haemoglobin has … struc

Answer 1

quaternary

Question 2

cooperative binding of O2 on haemoglobin

Answer 2

1. binding of first O2 changes quaternary struc of haemoglobin
2. allows more O2 to bind
3. as it uncovers another binding site

Question 3

loading & unloading of oxygen

Answer 3

• loading of oxygen at high partial pressure of O2
• in lungs, haemoglobin has high affinity for O2
• unloads O2 at low partial pressure of O2
• unloading linked to high CO2 conc