harder for fourth O2 molecule to bind ot haemoglobin or easier?

Subject: harder for fourth O2 molecule to bind ot haemoglobin or easier?

Date: Sun Oct 24 20:51:38 2010
Posted by Alaska
Grade level: undergrad School: No school entered.
City: No city entered. State/Province: No state entered. Country: No country entered.
Area of science: Biochemistry
ID: 1287978698.Bc

Message:


I was very sure about this because my textbook says its easier but then I
wondered about the S-shaped curve and then I googled it and about 90 % of sites
say it's easier for the last oxygen molecule to bind which should be wrong
because then the curve wouldn't level out at the end...?

Re: harder for fourth O2 molecule to bind ot haemoglobin or easier?

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