Consider the O2 binding curve shown below for hemoglobin under normal physiological conditions. In what ways will the curve change if the local pH of blood is decreased such as during exercise? 100% 50% Percent saturation Partial pressure of Oz (torr)
Consider the O2 binding curve shown below for hemoglobin under normal physiological conditions. In what ways will the curve change if the local pH of blood is decreased such as during exercise? 100% 50% Percent saturation Partial pressure of Oz (torr)
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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Question
Would it move to the left?

Transcribed Image Text:Consider the O2 binding curve shown below for hemoglobin under normal
physiological conditions. In what ways will the curve change if the local pH of
blood is decreased such as during exercise?
100%
50%
Percent
saturation
Partial pressure of Oz (torr)

Transcribed Image Text:50%
Percent
saturation
Partial pressure of Oz (torr)
The shape of the curve will become hyperbolic and will resemble that of myoglobin.
None of the above.
The position of the curve will move to the left but remain a sigmoidal curve.
The shape of the curve will remain sigmoidal but it will shift to the right.
The position and shape of the curve will not change.
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