Science, asked by zoya1739, 5 months ago

What are the spongy sac-like structures in higher animals called?
a. Gills
b.spiracles
c.trachea
d. lungs

Answers

Answered by princekumar1286

2

Answer:

gill is the right answer

Answered by adnanfro23

0

Answer:

Lungs

Explanation: Because the higher animals are amphibians and us mamals and it is clearly mentioned in the books

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