Examlex
The idea that some of the nebulae that are observed in the sky might be "island universes," immense collections of stars far beyond the Milky Way, was first proposed by
Genetic Isolation
A situation where different populations of a species are unable to interbreed, often leading to the formation of new species.
Secondary Contact
Refers to the reintroduction or interaction of populations that were previously isolated, often used in the context of evolutionary biology.
Novel Trait
A newly evolved feature in an organism that significantly differs from functions or structures in ancestral species, often due to genetic mutations or environmental changes.
Clade
A group of biological taxa, such as species, that share a common ancestor in the tree of life.
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