Accuracy in DNA Replication (HSC SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What term describes the accuracy with which DNA is copied during replication?
What term describes the accuracy with which DNA is copied during replication?
Replication fidelity
Why is accurate DNA replication critical for gene expression?
Why is accurate DNA replication critical for gene expression?
DNA codes for proteins like enzymes
What type of mutation occurs randomly during normal DNA replication without external factors?
What type of mutation occurs randomly during normal DNA replication without external factors?
Spontaneous mutation
Which of these is an example of a mutagen?
Which of these is an example of a mutagen?
Ultraviolet light
What is the first step in DNA mismatch repair?
What is the first step in DNA mismatch repair?
Recognition of mismatched base pair
Which enzyme primarily performs DNA mismatch repair?
Which enzyme primarily performs DNA mismatch repair?
DNA polymerase I
When does a replication error become a permanent mutation?
When does a replication error become a permanent mutation?
After the next round of replication
During which cell cycle phase does DNA replication occur?
During which cell cycle phase does DNA replication occur?
S phase
How do mutations contribute to evolution and biodiversity?
How do mutations contribute to evolution and biodiversity?
They generate variation in organisms
What can result from errors in genes controlling the cell cycle?
What can result from errors in genes controlling the cell cycle?
Cancer