A-LevelBiologyHomeostasis9700/12 · Feb/Mar 2018 · Q331 Mark
Which factors would help a person to adjust from living at a low altitude to living at a high altitude? 1 formation of fewer red blood cells 2 an increase in the oxygen-carrying capacity of the blood 3 an increase in the output of blood by the heart
A1, 2 and 3
B1 and 2 only
C1 and 3 only
D2 and 3 only
✓ Correct answer
D: 2 and 3 only
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