What is the respiratory system of insects and other arthropods?
I - Respiratory cutaneous.
II - Tracheal respiration.
III - Gills respiration.
IV ...
What is the respiratory system of insects and other arthropods?
I - Respiratory cutaneous. II - Tracheal respiration. III - Gills respiration. IV - Pulmonary respiration. a) Only I is correct. b) Only II is correct. c) Only III is correct. d) Only IV is correct. e) II is correct.
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