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The Enzymes of DNA Replication
Mr. Richards Quiz - AP Biology
8
Biology
12th Grade
11/05/2024

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Term
Helicases
Definition
Separate the parental DNA strands and make them available as template strands.
Term
Topoisomerase
Definition
Relieves the untwisting strain on the DNA molecule by cutting, spinning, and rejoining the DNA strands.
Term
DNA Polymerase III
Definition
Adds the complementary nucleotide to the growing strand of DNA.
Term
Primase
Definition
Adds the RNA primer that allows DNA Polymerase III to initiate the synthesis of the new DNA strand.
Term
DNA Polymerase I
Definition
Removes the RNA primer between DNA fragments and replaces it with dNTPs.
Term
DNA Ligase
Definition
Joins the fragments into one continuous strand.
Term
Nuclease
Definition
Cuts out mismatched nucleotides.
Term
Telomerase
Definition
Lengthens the telomeres of eukaryotic cells.
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