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book Zoology 8th Edition by Stephen Miller,John Harley cover

Zoology 8th Edition by Stephen Miller,John Harley

النسخة 8الرقم المعياري الدولي: 978-0073028200
book Zoology 8th Edition by Stephen Miller,John Harley cover

Zoology 8th Edition by Stephen Miller,John Harley

النسخة 8الرقم المعياري الدولي: 978-0073028200
تمرين 34
Exchange of respiratory gases in enteropneusts is accomplished at the gill slits and by
A) diffusion in alveolar lungs.
B) active transport in the tracheal system.
C) diffusion across the body wall.
D) facilitated diffusion in dermal branchiae.
E) facilitated diffusion in book gills.
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Zoology 8th Edition by Stephen Miller,John Harley
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