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Most insects have small holes in the exoskeleton called _____, which open and close to regulate air flow. bronchi alveoli spiracles trachea

Most insects have small holes in the exoskeleton called _____, which open and close to regulate air flow. bronchi alveoli spiracles trachea
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5 votes
Most insects have small holes in the exoskeleton called _____, which open and close to regulate air flow.

bronchi
alveoli
spiracles
trachea

asked
User Jozo
by
7.7k points

1 Answer

2 votes
The correct answer is spiracles.
answered
User CruorVult
by
8.6k points
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