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Compare respiratory systems of the earthworm, frog, and squid, explaining how the specimen breathes and what organs are involved.

User Saafo
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1 Answer

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Earthworm: Gas exchange through skin
Snake: Evolution of the trachea, epiglottis, and nostrils
Frog: Diffusion
Squid: The water and oxygen enter the squid's body through the mantle.
is the correct answer.
User Uncovery
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