DNA Replication

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• DNA Replication

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DNA Replication

• the process of making an
• exact copy of DNA

• occurs before a cell can
• divide (so each cell has the correct amount of
  DNA)

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Summary

• the DNA double
• helix begins to unzip

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DNA Unzips
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DNA Unzips
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DNA Unzips
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DNA Unzips
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DNA Unzips
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DNA Unzips
Left Strand of Original DNA
Right Strand of Original DNA
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Summary

• the DNA double
• helix begins to unzip

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Base Pairing
Left Strand Original DNA
Right Strand Original DNA
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Base Pairing
Left Strand Original DNA
Right Strand Original DNA
New Right DNA Strand
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Base Pairing
Left Strand Original DNA
Right Strand Original DNA
New Right DNA Strand
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Base Pairing
Left Strand Original DNA
Right Strand Original DNA
New Right DNA Strand
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Base Pairing
G
G
Left Strand Original DNA
Right Strand Original DNA
New Right DNA Strand
New Left DNA Strand
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Base Pairing
A
G
Left Strand Original DNA
Right Strand Original DNA
New Right DNA Strand
New Left DNA Strand
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Base Pairing
A
G
Left Strand Original DNA
Right Strand Original DNA
New Right DNA Strand
New Left DNA Strand
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Summary

• the DNA double
• helix begins to unzip

• the result is two identical
• strands of DNA

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