Earthquakes can cause very large and catastrophic fires by severing fuel and electricity lines. The released fuel can be lit on fire by something like a cigarette or the severed electrical lines.
Pseudopodia are temporary projections of the cell membrane of eukaryotic cells. And by temporary, it means that it is not a fixed structure. Single-celled organisms characterized by the ability to form arm-like protrusion that can be protracted or retracted are referred to as amoebae.
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Active transport. it's the only method of transfer of material that is again concentration gradient