Question

what is the spiracles​

Answer 1

Answer:

Spiracles.

Spiracles are the openings of the tracheal system on the integument of the insect. Some apterygote and larval insects lack valves in their spiracles and therefore have trachea that are always open to the environment, although these are often covered with sieve-like plates

Answer 2

Answer:

Spiracles are the openings of the tracheal system on the integument of the insect. Some apterygote and larval insects lack valves in their spiracles and therefore have trachea that are always open to the environment, although these are often covered with sieve-like plates.

Explanation:

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