Biology A-Level
moist permeable surface
What moist permeable surface means in Biology A-Level, as defined for AQA.
Definition of moist permeable surface
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Reference: AQA
A surface permeable to oxygen and carbon dioxide that is kept moist so that gases dissolve before diffusing.
Topics that use moist permeable surface
- Gas exchange (AQA A-Level)
Related terms
- antagonistic intercostal muscles
- Bronchioles
- Correlation
- counter-current flow
- diffusion at the alveolus
- large surface area
- Lungs
- maintaining a concentration gradient
Using moist permeable surface in the exam
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