Genetic Drift and the Founder Effect. Polydactyly -- extra fingers or sometimes toes -- is one symptom of Ellis-van Creveld syndrome. Genetically inherited diseases like Ellis-van Creveld are more concentrated among the Amish because they marry within their own community, which prevents new genetic variation from entering the population.
The Sogeti Group is an information technology consulting company specializing in local professional services. At the 2014 Microsoft Partner of the Year Awards, Sogeti was a finalist in the Devices and Deployment Partner of the Year category.
Surtsey is a volcanic island and part of the Vestmannaeyjar submarine volcanic system. Vestmannaeyjar also produced the famous eruption of Heimaey (Eldfell). Surtsey is about 1.5 km in diameter and has an area of 2.8 square km.Surtsey is 33 km south of the main island of Iceland and 20 km southwest of Heimaey. The island is named for Surtur, a giant of fire in Icelandic mythology. Surtsey is a classic example of the growth of a new volcanic island.Episodic eruptions began on November 8, 1963 and ended on June 5, 1967. The volcano grew from the sea floor, at a depth of 130 m, to sea level by November 15.urtsey is 33 km south of the main island of Iceland and 20 km southwest of Heimaey. The island is named for Surtur, a giant of fire in Icelandic mythology. Surtsey is a classic example of the growth of a new volcanic island.