BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Chapter 47.5, Problem 2LO
Predict hemoglobin’s oxygen affinity in various environmental conditions.
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“The binding of oxygen to hemoglobin exhibits positive cooperativity.” Explain briefly
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Chapter 47 Solutions
BIOLOGY
Ch. 47.1 - Prob. 1LOCh. 47.1 - Prob. 2LOCh. 47.1 - Compare evolutionary strategies for maximizing gas...Ch. 47.2 - Prob. 1LOCh. 47.2 - Prob. 2LOCh. 47.3 - Prob. 1LOCh. 47.3 - Prob. 2LOCh. 47.3 - Describe the breathing cycle of birds.Ch. 47.4 - Prob. 1LOCh. 47.4 - Prob. 2LO
Ch. 47.4 - Prob. 3LOCh. 47.5 - Describe the structure of hemoglobin.Ch. 47.5 - Predict hemoglobins oxygen affinity in various...Ch. 47.5 - Prob. 3LOCh. 47 - Prob. 1DACh. 47 - Prob. 2DACh. 47 - Prob. 3DACh. 47 - Prob. 4DACh. 47 - For a given PO2, how does oxyhemoglobin saturation...Ch. 47 - Prob. 1IQCh. 47 - Prob. 2IQCh. 47 - Prob. 1UCh. 47 - Increased efficiency of gas exchange in...Ch. 47 - Prob. 3UCh. 47 - Prob. 4UCh. 47 - Ficks Law of Diffusion states the rate of...Ch. 47 - Prob. 6UCh. 47 - Prob. 7UCh. 47 - Prob. 8UCh. 47 - When you take a deep breath, your stomach moves...Ch. 47 - Marine mammals are able to hold their breath for...Ch. 47 - Countercurrent flow systems do not occur in lungs...Ch. 47 - Respiratory organs of invertebrates and...Ch. 47 - Prob. 5ACh. 47 - During exercise more oxygen is delivered to the...Ch. 47 - Compare the operation and efficiency of fish gills...Ch. 47 - What happens when, during exercise, the oxygen...Ch. 47 - Explain how bacteria, archaea, protists, and many...
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- Explain what a partial pressure gradient is and how such gradients figure in gas exchange.arrow_forwardDescribe the relationship between the partial pressure of oxygen and the binding of oxygen to hemoglobin.arrow_forwardUse the oxyhemoglobin dissociation curve to determine hemoglobin saturation/O2 content at various pO2 and/or pH levels.arrow_forward
- Correlate the conformational changes to the cooperative behavior of the oxygen-binding ability of hemoglobinarrow_forwardDiagram the methemoglobin reductase pathway and explain its importance in maintaining functional hemoglobin.arrow_forwardDescribe how the cooperative binding of hemoglobin allows for optimal oxygen delivery.arrow_forward
- Explain cooperative binding in the delivery of oxygen by hemoglobin to the tissues.arrow_forwardAfter spending a day or more at high altitude (with an oxygen partial pressure of 75 torr), the concentration of 2,3- bisphosphoglycerate (2,3-BPG) in red blood cells increases. What effect would an increased concentration of 2,3-BPG have on the oxygen-binding curve for hemoglobin? Why would this adaptation be beneficial for functioning well at high altitude?arrow_forwardAt which temperature given does hemoglobin have a higher affinity for oxygen?arrow_forward
- List the main factors that affect the affinity of hemoglobin to oxygen?arrow_forwardExplain the mechanism through which the hemoglobin oxygen dissociation curve changes in exercising tissues relative to those tissues at rest. How does this change affect the amount of oxygen delivered to exercising tissues?arrow_forwardDescribe the effects of increased DPG on the oxygen–hemoglobin dissociation curve. What is the adaptive importance of the effect of DPG on the curve?arrow_forward
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