Francis Crick phrases the central dogma of molecular biology which projected the DNA double helix structure tells that information surpasses from DNA to proteins via RNA, but can‘t be reverse back. The dogma is usually a framework that defines the sequence information transfer. Biopolymer is categorized in 3 major classes such as DNA, RNA and protein. The dogma principle defines that hereditary information passes only from genes to body cells and never occur in reverse order. I hope you got your answer!!!