Examlex
A _____ is a pinpoint depression in the occlusal surface of a posterior tooth where two or more grooves meet.
Allele
A variant of a gene that occurs due to mutation and is located at an identical location on a chromosome, representing one of two or more possible versions.
Genetic Drift
A mechanism of evolution that results in the change of the frequency of alleles in a population due to random sampling of organisms.
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.
Genetic Bottleneck
A genetic bottleneck is an event where a significant reduction in population size occurs, leading to a decrease in genetic diversity and a change in allele frequencies.
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