The Significance Of “Ecto” In Biology: External Structures, Abnormalities, And More
“Ecto” as a prefix signifies “outside” or “external.” In embryology, the ectoderm is the outermost layer that forms the skin, hair, nails, and nervous system. Ectodermal dysplasia refers to genetic disorders affecting these structures. Ectoparasites are external parasites that live on the skin of hosts, including fleas, ticks, and lice. Ectopy describes the abnormal positioning …
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