Chapter 14 DNA Replication and Repair How are genes copied and passed onto offspring The Primary Structure of DNA DNA has polarity meaning it has One end has an exposed phosphate on the 5 end and the 3 end has an exposed hydroxyl group The Secondary Structure of DNA How is DNA Replicated 3 Possibilities Conclusion DNA replication is Each newly made DNA molecule comprises one old strand and one new strand How is this accomplished Getting Replication Started Initially the replication bubble forms at specific sequences of bases called the and is bidirectional Getting Replication Started How is the helix opened and stabilized Getting Replication Moving How is the leading strand synthesized Getting Replication Moving How is the leading strand synthesized Getting Replication Moving How is the leading strand synthesized Getting Replication Moving How is the lagging strand synthesized Summary of DNA Synthesis What Happens When We Get to the End How do Eukaryotes keep their linear chromosomes Correcting Mistakes in DNA Synthesis DNA Polymerase can proofread Correcting Mistakes in DNA Synthesis DNA Polymerase can proofread DNA Repair and UV Damage
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