Examlex
President Hoover did attempt to use federal spending to fight the Great Depression.
Evolution
The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth, driven by natural selection, genetic drift, mutations, and gene flow.
Darwin
Refers to Charles Darwin, a British naturalist known for his contributions to the science of evolution and his proposal of natural selection as a mechanism for evolutionary change.
Neutral Variation
Neutral variation involves genetic differences among individuals that do not confer a selective advantage or disadvantage in terms of survival or reproduction.
Genetic Variation
The diversity in gene frequencies within a population, resulting from mutations, genetic recombination, and other sources.
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