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Chapter 12 Worksheet Part 2

Chapter 12 Worksheet Part 2 - Chapter 12 Replication Part 2...

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Chapter 12: Replication Part 2 Bacterial Replication: What are the four steps of bacterial replication? 1. 2. 3. 4. Where does the initiator protein bind to start the replication process? What are the three unwinding proteins and what is the specific purpose of each? 1. 2. 3. The enzyme __________________________ catalyzes DNA synthesis using the dNTP substrates. However, it needs a 3’OH to begin synthesis so the enzyme _________________ (which does not need a 3’OH) lays down a primer. How long is the primer and what is it made out of? Bacteria have five different types of DNA polymerases. Which polymerase is used to synthesize the new DNA strand? _____________ Which polymerase is used to remove RNA primers? _____________________ Which polymerases are used for DNA repair? __________________________ Place a check mark next to the capabilities that each of the DNA polymerases posses. 5’ 3’ polymerase activity 5’ 3’ exonuclease activity 3’ 5’ exonuclease activity DNA polymerase I DNA polymerase III DNA polymerase II
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____________________ is an enzyme that connects discontinuous fragments, not by
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