How does the structure of hemoglobin allow it to combine with oxygen?

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asked Oct 23, 2018 119k views

1 Answer

Wioletta · Answer 1 · 2018-10-28T02:56:44+0000

Hemoglobin is made up of 4 subunits which can bind up to 4 oxygen molecules. Which then carries it(along with CO2-carbon dioxide)into the lungs.