The reaction shown below occurs in the blood between hemoglobin (Hb) and oxygen.
Hb + O2 ⇌ HbO2
Which of the following correctly describes this reaction:
A. equilibrium reaction
B. in the lungs, the reaction proceeds to the right
C. in the muscles, the reaction proceeds to the left
D. The K value for the reaction is extremely small.
a) B and C only b) a and D only c) A, B, and C only d) A, B, C, and D