Homology (biology)
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In biology, homology is similarity in anatomical structures or genes between organisms of different taxa due to shared ancestry, regardless of current functional differences. Evolutionary biology expl
Pierre Belon systematically compared the skeletons of birds and humans in his Book of Birds (1555).
The front wings of beetles have evolved into elytra, hard wing-cases.
Dragonflies have the ancient insect body plan with two pairs of wings.
The hind wings of flies such as this cranefly have evolved divergently to form small club-like halteres.
Taxon
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In biology, a taxon is a group of one or more populations of an organism, or organisms, as seen by taxonomists to form a biological unit;. Although neither is required, a taxon, once its description h
Homology (biology)
…In biology, homology is similarity in anatomical structures or genes between organisms of different taxa due to shared ancestry, regardless of current functional differences. Evolutionary biology explains homologous structures as retained heredity from a…
African elephants form the genus Loxodonta, a widely accepted taxon.