Hemoglobins get their color from
A) heme.
B) iron.
C) protein.
D) copper.
Correct Answer:
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Q32: In the blood,the carbonic anhydrase reaction yields
A)CO₂.
B)H₂O.
C)HCO₃⁻.
D)ATP.
Q33: Some of the air that enters the
Q34: The oxygen equilibrium curve reaches a plateau
Q35: Many vertebrates cope with hypoxia by
A)enlarging the
Q36: Bird lungs are efficient because of
A)their large
Q38: In most mammals,the effect of increased 2,3-DPG
Q39: The ideal ventilation perfusion ratio for the
Q40: If lung compliance decreases,then
A)inhalation requires more energy.
B)inhalation
Q41: If a fish swims forward with its
Q42: The site of gas exchange in mammals
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