title: Synthesis of high molecular weight DNA strands during S phase.
mesh_terms: D002455:Cell Division; D002460:Cell Line; D002499:Centrifugation, Density Gradient; D004247:DNA / Q000096:biosynthesis; D004261:DNA Replication; D007700:Kinetics; D008970:Molecular Weight; D013997:Time Factors
chemical_list: D004247:DNA