dna replication definition
DNA replication is the process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules.Replication is an essential process because, whenever a cell divides, the two new daughter cells must contain the same genetic information, or DNA, as the parent cell.The replication process relies on the fact that each strand of DNA can serve as a template for duplication.eplication is an essential process because, whenever a cell divides, the two new daughter cells must contain the same genetic information, or DNA, as the parent cell.