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DNA Replication
A set of cards based on the basics of DNA replication
14
Biology
Undergraduate 2
10/03/2013

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Cards

Term
DNA polymerase III
Definition
catalyzes DNA replication
Term
RNA polymerase
Definition
catalyzes transcription
Term
helicase
Definition
the enzyme that separates the two strands of DNA
Term
topoisomerase OR gyrase
Definition
relieves supercoiling
Term
single-stranded binding proteins
Definition
stabilize the separated strands during replication
Term
primase
Definition
lays down a strand of 8-10 nucleotides that is complementary to the replicating strand; it is composed of RNA nucleotides
Term
replication forks
Definition
the sites of replication
Term
DNA polymerase can only add to the ____ end
Definition
3'
Term
leading strand
Definition
strand of DNA that is replicated continuously
Term
lagging strand
Definition
strand of DNA that is replicated in small fragments
Term
Okazaki fragments
Definition
the small fragments of DNA that are composed on the lagging strand
Term
ligase
Definition
joins together the various fragments of newly synthesized DNA
Term
DNA polymerase I
Definition
replaces RNA primers with DNA
Term
DNA polymerase II
Definition
specializes in DNA repair
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