Share. By Regina Bailey. Definition: An allele is an alternative form of a gene (one member of a pair) that is located at a specific position on a specific chromosome. These DNA codings determine distinct traits that can be passed on from parents to offspring through sexual reproduction.
Sylvester Weaver (executive) topic Sylvester Laflin  Pat  Weaver Jr. (December 21, 1908 â March 15, 2002) was an American radio advertising executive, who became president of NBC between 1953 and 1955. He has been credited with reshaping commercial broadcasting 's format and philosophy as radio gave way to television as America's dominant home entertainment.
Mayor Sylvester Turner serves as the Executive Officer of the City. As the City's chief administrator and official representative, the Mayor is responsible for the general management of the City and for seeing that all laws and ordinances are enforced. Administrative duties include the appointments, with Council approval, of department heads and persons serving on advisory boards.