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Listen to pronunciation. (al-VEE-oh-ly) Tiny air sacs at the end of the bronchioles (tiny branches of air tubes in the lungs). The alveoli are where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out.
Biological realm..............
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50% of the moon is illuminated during a third quarter phase
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They are usually found in the center and they are called embyro sacs.
Explanation:
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Why wouldn't they. but why do u breathe out of your mouth