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10 Questions

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Biology Chapter on DNA Replication

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Questions and Answers

Which enzyme unwinds the DNA helix during replication?

RNA primase

DNA ligase

DNA polymerase

Helicase (correct)

Which enzyme synthesizes the RNA primer during DNA replication?

DNA polymerase

Helicase

RNA primase (correct)

Ligase

Okazaki fragments are found on which strand during DNA replication?

Leading strand

Lagging strand (correct)

Sense strand

Antisense strand

Which enzyme joins Okazaki fragments during DNA replication?

DNA ligase Signup and view all the answers

In which direction does DNA polymerase add nucleotides during DNA replication?

5’ to 3’ Signup and view all the answers

What happens during the elongation phase of DNA replication?

DNA polymerase adds nucleotides Signup and view all the answers

Which phase marks the end of mitosis with the formation of two nuclei?

Telophase Signup and view all the answers

How many daughter cells are produced in meiosis?

4 Signup and view all the answers

Which cell structure is critical for chromosome separation during mitosis and meiosis?

Spindle fibers Signup and view all the answers

What is the significance of genetic variation created by meiosis?

Enables genetic diversity essential for evolution Signup and view all the answers