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Lecture 30 DNA Replication Slides

Lecture 30 DNA Replication Slides - DNA Replication ep ca o...

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DNA Replication and Repair Chapter 16 6 th ed: pp 293 301 ed: pp. 293-301 7 th ed: pp. 299-307 8 th ed: pp. 311-319 To learn well: S f DNA li ti Sum of DNA replication (Fig. 16.16, 7 th ed. Fig. 16.17, 8 th ed.)
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Watson & Crick’s model for DNA replication 1. Complementary DNA strands temporarily separate separate Weak hydrogen bonds between bases are easy to break.
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2. New nucleotides are i t d i t f ll i inserted in turn, following base-pairing rules, using BOTH original strands as templates strands as templates.
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3. Nucleotides are con- nected to make new nected to make new continuous strands Replication is semi- Replication is semi conservative ; each new l l h 1 ld d molecule has 1 old, and 1 new strand.
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