Examlex
Which technique uses radio frequencies and a magnetic field to produce images of the brain?
Nonadaptive Evolution
Evolutionary changes that occur without improving the biological fitness of an organism, often due to genetic drift.
Genetic Drift
A mechanism of evolution involving random fluctuations in gene frequencies within a population that can lead to significant genetic changes over time.
Mutation
A mutation is any change to the genomic sequence of an organism.
Natural Selection
The process by which organisms better adapted to their environment tend to survive and produce more offspring, a key mechanism of evolution proposed by Charles Darwin.
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