Some aquatic invertebrates,such as lobsters and crabs,have ____,which are filamentous or platelike respiratory organs that increase the surface area available for gas exchange with water.
A) book lungs
B) a tracheal system
C) gills
D) a siphon
E) villi
Correct Answer:
Verified
Q5: Q6: The glottis is _ when swallowing and Q7: Branches of a bronchus are known as Q8: The term "respiration" in animals refers to Q9: What substance required for aerobic metabolism is Q11: Paired lungs are characteristic of _. Q12: Air is continuously forced through tubes that![]()
A)
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