Examlex
Biologists have found evidence that eukaryotic cells evolved from prokaryotic organisms by a process of intracellular _____.
Physical Processes
Natural phenomena or sequences of events involving change in the physical properties of matter or energy.
Cation Exchange
A process where cations are exchanged between a solution and a cation exchange material, often soil or resin.
Humus Formation
The process by which dead organic matter decomposes into humus, a dark, organic material that improves soil fertility and structure.
Federal Legislators
Elected officials at the national level who have the authority to make laws, including members of the United States Congress.
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