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Bio chaptah 14

DNA replication

QuestionAnswer
can only add new nucleotides to the 3' end of a primer or growing DNA strand, 5' to 3' direction DNA polymerase III
breaks H-bonds between bases helicase
breaks covalent bonds in DNA backbone topoisomerase
prevent H-bonds between bases single-strand binding protein
binds at replication fork helicase
binds ahead of replication fork topoisomerase
binds after replication fork single-strand binding protein
made continuously, only one primer needed, daughter strand elongates toward replication fork leading strand
made in segments, multiple primers needed, daughter strand elongates away from replication fork lagging strand
leading and lagging strand can be both... synthesized 5' to 3'
DNA replication is what kind of replication? Semiconservative
Created by: jsanjuan
 

 



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