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9 terms

DNA Replication

DNA Replication Vocabulary
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Helicase
an enzyme that untwists the double helix at the replication forks, separating the two parental strands and making them available as template strands
Replication fork
A Y-shaped region on a replicating DNA molecule where new strands are growing.
DNA Polymerase
An enzyme that adds new DNA nucleotides to a replicating DNA molecule and proofreads the daughter strand of replicated DNA
DNA
deoxyribonucleic acid, the material that contains the information that determines inherited characteristics
Semiconservative replication
Replicated molecule of DNA containing one strand from the original template molecule and one newly synthesized strand.
Guanine
a nitrogenous base found in DNA and RNA; pairs with cytosine
Adenine
a nitrogenous base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA
Thymine
a nitrogenous base found in DNA ; pairs with Adenine
Cytosine
a nitrogenous base found in DNA and RNA; pairs with guanine