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Slide 2

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Semi-conservative model
DNA helicase breaks
apart the hydrogen
bonds between the
base pairs…read more

Slide 3

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Double helix splits
into 2
polynucleotides…read more

Slide 4

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Each strand acts as a
template on to which
nucleotides attach to.
Energy is used to activate
these nucleotides.…read more

Slide 5

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The activated nucleotides are joined together by the enzyme DNA
polymerase…read more

Slide 6

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Each new DNA strand contains half the original DNA.…read more


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