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Red blood cells are ____________ for oxygen transport and contain a pigment called hemoglobin.

*This pigment consists of four highly folded ____________ chains with a group containing iron at the ____________ of each chain.

*The iron combines ____________ with oxygen.

*Hemoglobin thus accepts oxygen in the ____________ and releases it in the ____________ .

*Carbon monoxide also attaches to hemoglobin and then ____________ easily let go.

Each hemoglobin can transport ____________ molecules of oxygen.

Respuesta :

sarahrkm
•Red blood cells are SPECIALIZED
•highly folded POLYPEPTIDE chains with a group containing iron at the CENTER
•the iron combines REVERSIBLY
•Accepts oxygen in the LUNGS and releases it in the TISSUE
•hemoglobin and then WILL NOT
•transport 4 molecules …
I just shortened the sentences, however, please be mindful, I did put CAPS on the correct answers.

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