Answer:
Explanation:
1. DNA replication is the process of DNA duplication in which one molecule of DNA is copied into two molecules with the help of DNA polymerase and various other enzymes in semi-conservative way.
2. Semi-conservative is the mode of DNA replication in which one strand is parental and one is newly synthesize in complementary way.
3. DNA replication occurs only once and once in each cell division.
4. DNA replication occurs in S phase ( phage between G1 and G2).