Which of the Following Is True Regarding the Effectors of Hemoglobin-Oxygen

question 14

Multiple Choice

Which of the following is true regarding the effectors of hemoglobin-oxygen binding?

• A)an increase in blood pH will cause hemoglobin to bind more tightly to oxygen
• B)increased CO₂ from increased muscle activity will result in an increase in the R state of hemoglobin
• C)increased Cl^- will cause the formation of a salt bridge between two Lys residues, one on an \(\alpha\) subunit, the other on a \(\beta\) subunit
• D)the binding site of 2,3-BPG contains several Asp and Glu residues which are repelled by the similar charge, pushing the two \(\beta\) subunits away from each other
• E)all of the above

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