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Biology, 25.10.2019 18:43 sindy35111
Which of the following does not characterize the lungs of birds?
a) they expand during exhalation.
b) air flows unidirectionally through them.
c) they are compressed during inhalation.
d) there is gas exchange in the parabronchi.
e) they are smaller than those of a similar-
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Which of the following does not characterize the lungs of birds?
a) they expand during exhal...
a) they expand during exhal...
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