Many tiny _______ are believed to breathe by diffusion rather than ventilation.
A) amphibians
B) birds
C) fish
D) mammals
E) insects
Correct Answer:
Verified
Q1: Breathing provides the body with the oxygen
Q5: Gas exchange in animals always involves
A) lungs.
B)
Q7: The rate at which a gas diffuses
Q8: All animals undergoing cellular respiration must get
Q10: The partial pressure of oxygen in a
Q11: At sea level,O2 makes up about _
Q13: In your own body,which pathway is an
Q14: Suppose the partial pressure of oxygen is
Q15: Humans have difficulty obtaining enough oxygen while
Q17: According to Fick's law,which event would cause
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