Examlex
The width of the intertidal zone depends on the tidal
Sponge
A simple aquatic creature with a porous body, or a soft, absorbent material used for washing and cleaning.
Type II Alveolar Cell
is a cell in the alveoli of the lungs that produces surfactant to reduce surface tension and prevent lung collapse.
Surfactant
A substance that reduces surface tension, in the lungs it prevents the collapse of alveoli during exhalation.
Gas Exchange
The biological process through which gases (like oxygen and carbon dioxide) are transferred between the bloodstream and the environment.
Q3: The ionosphere _ , which facilitates human
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