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Air enters and leaves an insect body through openings called:

ASpiracles
BSpindles
CSplinters
DSprinklers
Answer & Solution
Correct answer: A. Spiracles
1. They sit along the thorax and abdomen. 2. They are the doors of the air tubes. 3. Those openings are spiracles. _Source: OpenStax Biology 2e, Chapter 39, The Respiratory System._
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