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Hemoglobin Structure and Respiratory Transport

Hemoglobin carries oxygen from the lungs to the tissues and helps to transport carbon dioxide back to the lungs. It fulfills this dual role by clicking back and forth between two alternative structures

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Scientific American Magazine Vol 239 Issue 6This article was originally published with the title “Hemoglobin Structure and Respiratory Transport” in Scientific American Magazine Vol. 239 No. 6 (), p. 92
doi:10.1038/scientificamerican1278-92