Examlex
Glial cells are the most numerous brain cells.
Troposphere
The lowest layer of Earth's atmosphere where weather happens and where most of the atmospheric water vapor exists.
Troposphere
The troposphere is the lowest layer of Earth's atmosphere, where most weather phenomena occur, extending from the Earth's surface to about 8 to 15 kilometers above.
Stratosphere
The stratosphere is a layer of the Earth's atmosphere located above the troposphere, characterized by a slight temperature increase with altitude and the presence of the ozone layer.
Ozone
A molecule composed of three oxygen atoms, found in the Earth's stratosphere, where it plays a critical role in protecting living organisms from ultraviolet radiation.
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