Which of the Following Is Correct Concerning the Differences Between

Multiple Choice

Which of the following is correct concerning the differences between hemoglobin and myoglobin?

A) Both hemoglobin and myoglobin are tetrameric proteins.
B) Hemoglobin exhibits a hyperbolic O₂ saturation curve while myoglobin exhibits a sigmoid shaped curve.
C) Hemoglobin exhibits cooperative binding of O₂ while myoglobin does not.
D) Hemoglobin exhibits a higher degree of O₂ saturation at all physiologically relevant partial pressures of O₂ than does myoglobin.
E) All of the answers are correct.