Multiple Choice
Soft-shelled turtles can remain submerged underwater for several hours without ventilating their lungs because ________.
A) they also have rudimentary gills
B) the partial pressure of O2 is higher underwater
C) they can use cutaneous respiration through the soft lining of their throats
D) they can store some air in special air sacs under the shell
Correct Answer:

Verified
Correct Answer:
Verified
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