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Mastering DNA Replication

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Questions and Answers

What is the role of the 3’ to 5’ exonuclease subunit of DNA polymerase during DNA replication?

It recognizes and corrects mismatch nucleotides

It creates mismatch nucleotides

It replaces RNA primer gap with DNA

It proofreads and corrects mismatch errors (correct)

What is the defense mechanism used when DNA polymerase fails to correct mismatch errors during DNA replication?

DNA translation system

DNA replication system

DNA transcription system

DNA repair system (correct)

What is the consequence of the DNA mismatch repair system failing to correct a mismatch error during DNA replication?

It corrects the error in the next replication cycle

It has no effect on the DNA sequence

It creates a temporary mutation

It creates a permanent mutation (correct)

Which DNA polymerase subunit is responsible for replacing the RNA primer gap with DNA during DNA replication?

3’-5’ exonuclease subunit of DNA polymerase I (C) Signup and view all the answers

What is the function of the DNA repair system in DNA replication?

To recognize and correct mismatch nucleotides (D) Signup and view all the answers

What is the function of the 3'-5' exonuclease subunit of DNA polymerase during DNA replication?

It proofreads and corrects mismatch errors (C) Signup and view all the answers

What happens if the DNA mismatch repair system fails to correct the error during DNA replication?

It creates a permanent mutation (A) Signup and view all the answers

Mastering DNA Replication

Choose a study mode

Podcast

Questions and Answers

What is the role of the 3’ to 5’ exonuclease subunit of DNA polymerase during DNA replication?

What is the defense mechanism used when DNA polymerase fails to correct mismatch errors during DNA replication?

What is the consequence of the DNA mismatch repair system failing to correct a mismatch error during DNA replication?

Which DNA polymerase subunit is responsible for replacing the RNA primer gap with DNA during DNA replication?

What is the function of the DNA repair system in DNA replication?

What is the function of the 3'-5' exonuclease subunit of DNA polymerase during DNA replication?

What happens if the DNA mismatch repair system fails to correct the error during DNA replication?

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