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2 votes
Pls help me I will give 10 points

Pls help me I will give 10 points-example-1
User Omer Mor
by
3.8k points

2 Answers

5 votes
I agree I think it’s a. Air sacks
User Ndcweb
by
4.0k points
5 votes

Answer:

I believe it would be air sacs.

Step-by-step explanation:

air sacs are the only one that would be part of the respiratory system.

User Paul Feakins
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3.7k points