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Alveoli

138 bytes added, 16:58, 17 September 2018

Created page with "==Key Stage 3== ===Meaning=== Alveoli are small air sacs in the lungs which are specially adapted for gas exchange."

==Key Stage 3==
===Meaning===
[[Alveoli]] are small air sacs in the [[lungs]] which are specially [[Adaptation|adapted]] for gas exchange.

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