Comparative embryology
Comparative embryology
Comparative embryology (pronunciation: /kəmˈparədiv/ /ˈembrēˌäləjē/) is the branch of embryology that compares and contrasts embryos of different species. It is used to show how all animals are related.
Etymology
The term "comparative embryology" is derived from the Latin comparativus meaning "comparable" and the Greek embryon meaning "young animal" and logia meaning "study of".
Definition
Comparative embryology involves the comparison of embryo development across different species. It provides evidence of a common ancestor and is a key piece of evolutionary biology.
Related Terms
- Embryo: An early stage of development in multicellular 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.
- Phylogenetics: The study of the evolutionary history and relationships among individuals or groups of organisms.
- Ontogeny: The origination and development of an organism, usually from the time of fertilization of the egg to the organism's mature form.
- Phylogeny: The evolutionary development and history of a species or higher taxonomic grouping of organisms.
See Also
External links
- Medical encyclopedia article on Comparative embryology
- Wikipedia's article - Comparative embryology
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