In 1935, J. S. Haldane and J. G. Priestley noted that "A person whose blood is half-saturated with CO is practically helpless… but a person whose hemoglobin precentage is simply diminished to half by anemia may be going about his work as usual." Explain why this is true.

When blood is half saturated by CO, partial disassociation cureve of Oxygen shifts to left

Explanation:

The affinity of CO with heamoglobin is greater than affinity of oxygen. When CO is present, oxygen is given off off less easily than when CO is not present.

answer-the island had airfields that the u.s. military needed.