Biology, asked by mythili062, 7 months ago

How do arthropods ensure a fresh supply of air
in the tracheal system all the times?

Answers

Answered by kavinsiddhu758

Answer:

Some species have gills, while others employ tracheae, or book lungs. The tracheal respiratory system consists of external openings called spiracles that are linked to a system of branched tubules which allow respiratory gases to reach internal tissues.

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