D1.1 DNA Replication Flashcards by Kamil Hughes | Brainscape

Q

Watson and Crick Implication on DNA replication

A

Discovery of DNA structure by Watson and Crick provided evidence that complementary base pairing was key to DNA’s ability to replicate.

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Q

What is meant by ‘Unzipped’ DNA

A

Bonds between nucleotides broken.
New polynucleotide strands synthesized using originals as a template.

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Q

Reasons for DNA replication

A

Cell division: new cells need new DNA for growth and tissue repair.
Reproduction: gametes require DNA to pass on genetic information.

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Q

Enzymes in DNA Replication

A

DNA Helicase - breaks hydrogen bonds and unwinds molecule.
DNA Polymerase - forms the phosphodiester bonds between nucleotides.

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Q

A

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