The illustration below shows several oxygen-dissociation curves. Assume that curve 3 corresponds to hemoglobin with physiological concentrations of co2 and 2,3-bisphosphoglycerate (2,3-BPG) at pH 7. Which curves represent each of the following perturbations? II- INCREASE IN 2,3 BPG 1 2 /3 po, O a. 3 O b. 4 O c. 1 O d. 2 The illustration below shows several oxygen-dissociation curves. Assume that curve 3 corresponds to hemoglobin with physiological concentrations of CO2 and 2,3-bisphosphoglycerate (2,3-BPG) at pH 7. Which curves represent each of the following perturbations? I-Decrease in PCO2 -------- pO, О а. 1 Saturation (Y) Saturation (Y)
The illustration below shows several oxygen-dissociation curves. Assume that curve 3 corresponds to hemoglobin with physiological concentrations of co2 and 2,3-bisphosphoglycerate (2,3-BPG) at pH 7. Which curves represent each of the following perturbations? II- INCREASE IN 2,3 BPG 1 2 /3 po, O a. 3 O b. 4 O c. 1 O d. 2 The illustration below shows several oxygen-dissociation curves. Assume that curve 3 corresponds to hemoglobin with physiological concentrations of CO2 and 2,3-bisphosphoglycerate (2,3-BPG) at pH 7. Which curves represent each of the following perturbations? I-Decrease in PCO2 -------- pO, О а. 1 Saturation (Y) Saturation (Y)
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question
![The illustration below shows several oxygen-dissociation curves. Assume that
curve 3 corresponds to hemoglobin with physiological concentrations of CO2 and
2,3-bisphosphoglycerate (2,3-BPG) at pH 7. Which curves represent each of the
following perturbations?
II- INCREASE IN 2,3 BPG
po,
O a. 3
O b. 4
O c. 1
O d. 2
The illustration below shows several oxygen-dissociation curves. Assume that
curve 3 corresponds to hemoglobin with physiological concentrations of cO2 and
2,3-bisphosphoglycerate (2,3-BPG) at pH 7. Which curves represent each of the
following perturbations?
I-Decrease in PCO2
1 2
3
14
pO,
O a.
1
O b. 4
Ос. 2
O d. 3
Saturation (Y)
Saturation (Y)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7b3254dd-f467-4b04-8db2-5bdf833d560b%2F0e718c00-0798-4313-ae82-4d885b5caa3e%2Fhxvywtg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The illustration below shows several oxygen-dissociation curves. Assume that
curve 3 corresponds to hemoglobin with physiological concentrations of CO2 and
2,3-bisphosphoglycerate (2,3-BPG) at pH 7. Which curves represent each of the
following perturbations?
II- INCREASE IN 2,3 BPG
po,
O a. 3
O b. 4
O c. 1
O d. 2
The illustration below shows several oxygen-dissociation curves. Assume that
curve 3 corresponds to hemoglobin with physiological concentrations of cO2 and
2,3-bisphosphoglycerate (2,3-BPG) at pH 7. Which curves represent each of the
following perturbations?
I-Decrease in PCO2
1 2
3
14
pO,
O a.
1
O b. 4
Ос. 2
O d. 3
Saturation (Y)
Saturation (Y)
![The amino acid arginine contains a guanidino R-group and has pka values of
2.2, 9.0, and 12.5. A sample of arginine is titrated from pH=1.0 to pH=14.0 with
NaOH.
At pH=2.2,
O a.
Half of the amino acid molecules will be in the fully protonated form.
O b. All of the amino acid molecules will be in the fully protonated form.
O . Half of the amino acid molecules will be in the zwitterion form.
O d. All of the amino acid molecules will be in the zwitterion form.
The amino acid arginine contains a guanidino R-group and has pka values of
2.2, 9.0, and 12.5. A sample of arginine is titrated from pH=1.0 to pH=14.0 with
NaOH.
Which form of arginine will exist at some point during the titration?
a. A form in which the carboxyl group is protonated while the amino group
and the guanidino group are both deprotonated
O b. A form in which the amino group is protonated while the carboxyl group
and the guanidino group are both deprotonated
O C. A form in which the carboxyl group is deprotonated while the amino
group and the guanidino group are both protonated
O d. A form in which the amino group is deprotonated while the carboxyl
group and the guanidino group are both protonated](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7b3254dd-f467-4b04-8db2-5bdf833d560b%2F0e718c00-0798-4313-ae82-4d885b5caa3e%2Fdi1o1qi_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The amino acid arginine contains a guanidino R-group and has pka values of
2.2, 9.0, and 12.5. A sample of arginine is titrated from pH=1.0 to pH=14.0 with
NaOH.
At pH=2.2,
O a.
Half of the amino acid molecules will be in the fully protonated form.
O b. All of the amino acid molecules will be in the fully protonated form.
O . Half of the amino acid molecules will be in the zwitterion form.
O d. All of the amino acid molecules will be in the zwitterion form.
The amino acid arginine contains a guanidino R-group and has pka values of
2.2, 9.0, and 12.5. A sample of arginine is titrated from pH=1.0 to pH=14.0 with
NaOH.
Which form of arginine will exist at some point during the titration?
a. A form in which the carboxyl group is protonated while the amino group
and the guanidino group are both deprotonated
O b. A form in which the amino group is protonated while the carboxyl group
and the guanidino group are both deprotonated
O C. A form in which the carboxyl group is deprotonated while the amino
group and the guanidino group are both protonated
O d. A form in which the amino group is deprotonated while the carboxyl
group and the guanidino group are both protonated
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