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What is the molecular formula for nonane?
Internal Respiration
The exchange of gases (oxygen and carbon dioxide) between the blood and the body cells.
Alveoli
Microscopic air sacs in the lung.
Carbon Dioxide
A colorless, odorless gas produced by burning carbon and organic compounds and by respiration, essential for plant photosynthesis but a contributor to global warming when in excess.
Conchae
Curved bony projections inside the nasal cavity that help to filter, warm, and moisten air as it is inhaled.
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