A respiratory system is needed if an organism is too ____ to rely on the diffusion of gases through the body's tissues.
A) small
B) long
C) thick
D) thin
E) round
Correct Answer:
Verified
Q1: The countercurrent exchange system found in fish
Q6: The process of gas exchange in parabronchi
Q7: In the process of organismic respiration:
A) oxygen
Q8: The ventilation of insect tracheal tubes is
Q9: In fish, blood flows in a direction
Q10: _ have the most efficient respiratory system
Q11: Mitochondria use respired oxygen as an electron
Q11: To facilitate respiration, birds have extensions of
Q14: Clams and other bivalves typically have:
A) dermal
Q16: Why do land dwelling insects drown when
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