Biology A-Level
Haemoglobin affinity
What Haemoglobin affinity means in Biology A-Level, as defined for OCR.
Definition of Haemoglobin affinity
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Reference: OCR
How readily oxygen binds at a given pO₂; fetal haemoglobin has a higher affinity for oxygen than adult haemoglobin.
Topics that use Haemoglobin affinity
- Transport in animals (OCR A-Level)
Related terms
- Association and dissociation of oxygen
- Carbon dioxide transport forms
- Control of blood distribution by arterioles
- cooperative binding
- double circulation
- Exchange at capillaries and return of blood in veins
- Heart anatomy
- Heart rate and rhythm interpretation
Using Haemoglobin affinity in the exam
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