Sea cucumbers have internal respiratory sacs called
A) respiratory trees.
B) papulae.
C) peristomia.
D) lungs.
Correct Answer:
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Q10: In a spherical cell,the ratio of surface
Q11: In a teleost fish,water enters the mouth
Q12: A lamprey is capable of
A)tidal ventilation.
B)unidirectional ventilation.
C)both
Q13: The best way to explain cutaneous respiration
Q14: Which of the following factors is NOT
Q16: Blood flow through the gills of an
Q17: Tidal ventilation is
A)when the ventilatory medium moves
Q18: In terms of the ideal gas law,if
Q19: In crustacean respiration,ventilation happens when water moves
Q20: Ram ventilation is used by
A)feeding lampreys.
B)cnidarians.
C)swimming fish.
D)turtles.
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