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scZoUnD [109]
3 years ago
5

Where does actual oxygen exchange take place in the human respiratory system? A. bronchi B. trachea C. diaphragm D. alveoli

Biology
2 answers:
sweet [91]3 years ago
8 0
Your answer is going to be C I have a 100% in biology
sattari [20]3 years ago
4 0

The Answer is D alveoli

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