Taxonomy, The science of naming, describing, and classifying organisms., Phylogeny, The evolutionary history of a species or group of species., Domain, The highest and broadest level of biological classification., Kingdom, The taxonomic rank below domain., Phylum, A classification level below kingdom and above class., Genus, A group of closely related species; the first part of a scientific name., Species, The most specific taxonomic level; organisms that can reproduce and produce fertile offspring., Homologous Structures, Similar structures inherited from a common ancestor., Analogous Structures, Structures with similar functions that evolved independently., Convergent Evolution, The process by which unrelated organisms evolve similar traits because of similar environments., Bacteria, One of the three domains of life consisting of prokaryotic organisms., Archaea, A domain of prokaryotic organisms genetically distinct from bacteria., Eukarya, The domain containing organisms with complex cells, including plants, animals, fungi, and protists., Amniotic Egg, An egg with protective membranes that allowed vertebrates to reproduce on land., Amniotes, Vertebrates (reptiles, birds, and mammals) that possess amniotic eggs or evolved from ancestors that did., Scientific Name, The two-part Latin name of an organism consisting of genus and species., Charles Darwin, Proposed evolution by natural selection and emphasized common ancestry.

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