1. Transcription: The role of replication for transcription is undeniable.
2. Transfer of Hereditary Traits: Replication helps in transferring the traits of an organism from one generation to another.
3. Rearrangement of Genes: New arrangements of genes occur in DNA molecules during replication.
4. Genetic Variation: Replication helps in creating genetic variation in organisms.
5. Manifestation of characteristics: Manifests all the characteristics of the organism.
6. Biological signals: Replication acts as a transmitter of biological signals in the organism.
7. Exact Replication: Exact copies are created through replication.
8. Protein synthesis: Replication plays a role in the synthesis of specific proteins for the cell.
9. Mutation: Changes in the structure of an organism through mutation.
10. Genetic map making: It has role in making chromosome map.
11. Genetic Studies: Introduction to genetic studies.
12. Formation of RNA: All types of RNA are formed from DNA.
13. Pathogenesis: Mismatch repair (MMR) causes colon cancer and skin diseases in humans.