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Biological molecules do not undergo the same reactions as organic molecules because their functional groups have different reactivities.
Fresh Ash Layers
Recent deposits of volcanic ash, consisting of fine particles of volcanic glass, created during volcanic eruptions.
Flat-Topped Mesa
A broad, flat, elevated landform with steep sides, commonly found in arid and semi-arid regions.
Crater
A bowl-shaped depression or cavity on the surface of the Earth, moon, or other celestial body, typically formed by volcanic activity or meteorite impact.
Scalding Hot Ash
Extremely hot volcanic ash and gas emissions ejected during an eruption, capable of causing burns and destruction.
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