Function of the trp operon in E. coli. The trp operon of E. coli controls expression of five enzymes that are involved in the biosynthesis of the amino acid tryptophan. A trp repressor protein (trpR) binds to the trp operator to prevent transcription when tryptophan is present.
Upon the filing of the MARRIAGE LICENSE by the clerk the marriage is essentially finalized and a part of the public record. As a part of the public record the MARRIAGE RECORD can be accessed and viewed by the public at large. The existence of a MARRIAGE RECORD performs a number of functions which include: notification to others of the marriage, the prevention of bigamy, verification by tax authorities, etc.
Marriage Certificate. A certified copy of the marriage certificate. This is not a copy of the marriage license. Marriage records are available for events that occurred in Tarrant County from 1876 to present.arrant County Vital Records issues certified copies of Tarrant County marriage records (certified copy of the marriage certificate, not a copy of the marriage license) for individuals who were married within Tarrant County. Certified copies can typically be used for proof of marriage and other legal purposes.