Gas exchange structures of some marine annelids are lateral projections called
A)brachial gills.
B)tracheae.
C)skin gills.
D)compact gills.
E)parapodia.

Question

Quizplus · Accepted Answer

Parapodia are lateral projections found on many marine annelids, which serve as gas exchange structures. They increase the surface area available for gas exchange, similar to the concept of gills in fish or lungs in mammals.

Gas Exchange Structures of Some Marine Annelids Are Lateral Projections