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Molecular Biology Quiz

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What is the role of DNA gyrase in bacteria?

Catalyzes translation of mRNA

Initiates transcription process

Promotes unwinding of DNA during replication

Facilitates supercoiling of DNA (correct)

Which enzyme is responsible for ATP-dependent negative supercoiling of bacterial DNA?

DNA polymerase

DNA gyrase (correct)

Topoisomerase II

RNA polymerase

What is the approximate length of the Escherichia coli bacterial chromosome?

1 mm (correct)

5 nm

10 μm

2 cm

In DNA replication, what is the function of topoisomerase II?

<p>Relieves tension in the DNA double helix (B)</p> Signup and view all the answers

Which of the following accurately describes binary fission?

<p>DNA replication is semiconservative (C)</p> Signup and view all the answers

Molecular Biology Quiz

Choose a study mode

Podcast

Questions and Answers

What is the role of DNA gyrase in bacteria?

Which enzyme is responsible for ATP-dependent negative supercoiling of bacterial DNA?

What is the approximate length of the Escherichia coli bacterial chromosome?

In DNA replication, what is the function of topoisomerase II?

Which of the following accurately describes binary fission?

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