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Questions and Answers
During which phase of the cell cycle does DNA replication take place?
During which phase of the cell cycle does DNA replication take place?
- M phase
- G2 phase
- G1 phase
- S phase (correct)
What enzyme is responsible for unzipping the DNA strands at the origins of replication?
What enzyme is responsible for unzipping the DNA strands at the origins of replication?
- Helicase (correct)
- DNA polymerase
- RNA polymerase
- DNA ligase
In which direction does DNA replication occur?
In which direction does DNA replication occur?
- 5' to 3' (correct)
- Random direction
- 3' to 5'
- Bidirectional
Where are nucleotides added in the leading strand during DNA replication?
Where are nucleotides added in the leading strand during DNA replication?
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What does DNA ligase do at the end of DNA replication?
What does DNA ligase do at the end of DNA replication?
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Why is DNA replication considered 'semiconservative'?
Why is DNA replication considered 'semiconservative'?
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