The graph below shows the hemoglobin dissociation curves (also called equilibrium curves) for normal blood pH (the blue curve) and two other conditions. 100+ 92 O₂ saturation of hemoglobin (%) 80 69 60 56 43 40 20 0 0 20 30 normal blood pH -in exercising tissues 40 60 80 100 Po₂ (mm Hg) Adapted from Biology by Campbell and Reece ©2008 Pearson Education, Inc. - in lungs Given what you know about the Bohr shift, what is the difference in O₂ saturation of hemoglobin in the lungs versus hemoglobin in exercising tissues, as represented on this graph? Keep in mind that the pH of blood in the lungs is not the same as the pH of blood in exercising tissues.
The graph below shows the hemoglobin dissociation curves (also called equilibrium curves) for normal blood pH (the blue curve) and two other conditions. 100+ 92 O₂ saturation of hemoglobin (%) 80 69 60 56 43 40 20 0 0 20 30 normal blood pH -in exercising tissues 40 60 80 100 Po₂ (mm Hg) Adapted from Biology by Campbell and Reece ©2008 Pearson Education, Inc. - in lungs Given what you know about the Bohr shift, what is the difference in O₂ saturation of hemoglobin in the lungs versus hemoglobin in exercising tissues, as represented on this graph? Keep in mind that the pH of blood in the lungs is not the same as the pH of blood in exercising tissues.
Biochemistry
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Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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7l.4.3
Transcribed Image Text:Part C - The Bohr shift
The graph below shows the hemoglobin dissociation curves (also called equilibrium curves) for normal blood pH (the blue curve) and two other conditions.
——| ΑΣΦ
VO
?
O₂ saturation of hemoglobin (%)
%
100
92
80
69
60
56
43
40
20
0
0
20
I
30
normal
blood pH
in exercising
tissues
40 60 80
Poz (mm Hg)
1
100
Given what you know about the Bohr shift, what is the difference in O2 saturation of hemoglobin in the lungs versus hemoglobin in exercising tissues, as represented on this graph? Keep in mind that the pH of
blood in the lungs is not the same as the pH of blood in exercising tissues.
Express your answer in percent, but do not include the percent sign in your answer.
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Adapted from Biology by Campbell and Reece
Ⓒ2008 Pearson Education, Inc.
-in lungs
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