In insects, what is the adaptive significance of spiracles? a. They dilate and constrict during flight or other types of movement, functioning as a "breathing" mechanism. b. They open into the body cavity, allowing direct contact between hemolymph and tissues. c. They are thin and highly branched, offering a large surface area for gas exchange. d. They close off tracheae to minimize water loss. | Numerade
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In insects, what is the adaptive significance of spiracles? a. They dilate and constrict during flight or other types of movement, functioning as a "breathing" mechanism. b. They
VIDEO ANSWER: In insects, what is the adaptive significance of spiracles? a. They dilate and constrict during flight or other types of movement, functioning as…
Jun 9, 2020
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