The Advent wreath is a circular garland of evergreen branches representing eternity. On that wreath, five candles are typically arranged. During the season of Advent, one candle on the wreath is lit each Sunday as a part of the Advent services.
Combined DNA Index System. The Combined DNA Index System (CODIS) is the United States national DNA database created and maintained by the Federal Bureau of Investigation.
Prior to January 1, 2017, the national level of CODIS required that known offender profiles have a set of 13 loci called the CODIS core. Since then, the requirement has expanded to include seven additional loci.