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    Biology
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    Zoology
  4. Exam
    Exam 15: The Pancrustacea: Crustacea and Hexapoda
  5. Question
    The External Openings of the Respiratory System of Insects Are
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The External Openings of the Respiratory System of Insects Are

Question 18

Question 18

Multiple Choice

The external openings of the respiratory system of insects are


A) tracheae.
B) malpighii.
C) spiracles.
D) nephridiopores.
E) tracheoles.

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