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LIFE 102 exam 3

enzymes involved in DNA replication

QuestionAnswer
unwinds the helix helicase
binds and stabilizes a single DNA strand single strand binding protein
breaks,swivels, and rejoins DNA to relieve "overwinding" topoisomerase
creates primers for leading and lagging strands primase
attaches nucleotides to parent DNA to make a new strand DNA polymerase III
removes RNA primer and replaces them with nucleotides DNA polymerase I
joins Okazaki fragments and any other gaps DNA ligase
cuts out and replaces error DNA nuclease
lengthen telomeres in germ cells (eggs and sperm) telomerase
Created by: c.phillips
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