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Alenkasestr [34]

3 years ago

15

The model below depicts how air pasageways branch in the human lungs. Identify the two main gases that are exchanged between the

respiratory and circulatory systems

2 answers:

stepladder [879]3 years ago

6 0

Oxygen and carbon dioxide

Lady bird [3.3K]3 years ago

5 0

Answer:

yes

Explanation:

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