Multiple Choice
Which of the following is true regarding some insect tracheal systems?
A) They are associated with the blood circulatory system.
B) They excrete body wastes as well as transport gases.
C) Their spiracles can become clogged by spraying them with oil.
D) The tracheal tubes are continually open in large terrestrial insects.
E) They contain respiratory pigments to enhance oxygen transport.
Correct Answer:
Verified
Correct Answer:
Verified
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