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11 Cards in this Set

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  • Back
What cuts up DNA?
restrictive enzymes
What is used to duplicate DNA?
PCR (polymerase chain reaction)
What is used to untwist/unzip DNA?
helicase
Replicating DNA is called ________
a "replicating fork"
Each strand of DNA is called a ______
template (pattern)
What adds new nucleotides to the end of a DNA strand?
polymerase
What direction is used when nucleotides are added to the end of a DNA strand?
5' to 3' direction
The 3' to 5' strand is called the
lagging strand
the lagging strand is constructed in
fragments
DNA fragments are joined together by
ligase
The two new strands of DNA (comprised of one old and one new) are known as being
semi- conservative