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hemoglobin
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hemoglobin
Learn about the oxygen-transporting function and molecular structure of the protein hemoglobin
Why is blood red?
evolutionary history of the globin genes evolutionary rates in proteins
How to prevent carbon monoxide poisoning
Quizzes
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Exploring the Human Body Quiz
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hemoglobin: Media

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Videos

Learn about the oxygen-transporting function and molecular structure of the protein hemoglobin
Hemoglobin is an example of a globular protein. Learn how hemoglobin proteins in...
Video: Encyclopædia Britannica, Inc.
Why is blood red?
Are you “red-y” to find out?
Video: Encyclopædia Britannica, Inc.
How to prevent carbon monoxide poisoning
Learn why carbon monoxide is dangerous and how to prevent poisoning.
Video: © American Chemical Society (A Britannica Publishing Partner)

Images

hemoglobin
Hemoglobin is a protein made up of four polypeptide chains (α1, α2,...
Encyclopædia Britannica, Inc.
evolutionary history of the globin genes
Evolutionary history of the globin genes.
Encyclopædia Britannica, Inc.
evolutionary rates in proteins
Three proteins with very different evolutionary rates: fibrinopeptides (very fast),...
Encyclopædia Britannica, Inc.
VIEW MORE in these related Britannica articles: