Which one of the following statements about gills operating in water is FALSE?
A) Water can support delicate gill structures.
B) Most fish actively pump water over their gills.
C) Keeping membranes moist is not a problem.
D) Water carries more oxygen than air and this requires gills be more efficient than lungs.
E) Gills have evolved many times and take different forms in aquatic animals.
Correct Answer:
Verified
Q1: Respiratory surfaces in all vertebrates have
A) moist
Q2: Which of the following is NOT a
Q3: All of the following respiratory surfaces are
Q5: The openings to the _ system (respiratory
Q6: Which of the following respiratory systems is
Q7: Which of the following vertebrates relies on
Q8: The actual sites of gas exchange in
Q9: The lungs of mammals are encased in
Q10: The force necessary to fill the lungs
Q11: Boyle's law of gas behavior predicts that
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