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AQA AS Biology - Mass Transport 3.3.4 Questions & Answers 2024
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AQA AS Biology - Mass Transport 3.3.4 Questions & Answers 2024 What is the structure of haemoglobin? - ANS-A quaternary structure with 4 polypeptide chains (2 alpha, 2 beta) Each chain associated to a haem group containing an Fe2+ ion Each Fe2+ can carry one oxygen - hence Hb can carry a max...
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