Examlex
What tissue type composes the walls of hollow organs like the stomach and is under involuntary control?
Genetic Drift
A mechanism of evolution that results in a change in the frequency of alleles in a population due to random sampling of organisms.
Mutation
A permanent alteration in the DNA sequence that makes up a gene, which can result in a change in the physical traits or health of an organism.
Speciation
The process of forming new species.
Homo Sapiens Idaltu
An extinct subspecies of Homo sapiens that existed about 160,000 years ago, known from fossils found in the Middle Awash area of Ethiopia.
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