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Biology, 31.07.2019 22:10 madisonworthington7

Oxygen is attached to
a) an iron atom located on the heme portion of hemoglobin
b) an iron atom located on the globin portion of hemoglobin
c) a calcium atom located on the globin portion of hemoglobin
d) a calcium atom located on the heme portion of hemoglobin

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Oxygen is attached to
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b) an...

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