How Helicase Unwinds the DNA Double Helix in Preparation for Replication


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question 1 of 3

Where are hydrogen bonds located within the DNA?

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1. Because hydrogen bonds are weak bonds, they create a perfect site for _____.

2. Why is it necessary that the DNA helicase unwinds the DNA?

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About This Quiz & Worksheet

The quiz will test you on definitions related to the DNA double helix. Most of the questions will ask you to complete the sentence with the appropriate term. Other questions will give a definition and then ask you to identify the correct term in the choices provided.

Quiz & Worksheet Goals

The quiz will test you on the following definitions:

  • Nitrogenous bases
  • Hydrogen bonds
  • Enzymes
  • The DNA helicase shape

Skills Practiced

The quiz will help you complete the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related helicase and DNA lesson
  • Making connections - use understanding of the concept of helicase
  • Critical thinking - apply relevant concepts to examine information about the DNA double helix in a different light
  • Interpreting information - verify that you can read information regarding DNA and interpret it correctly

Additional Learning

Complete the quiz and head over to the accompanying lesson How Helicase Unwinds the DNA Double Helix in Preparation for Replication. The lesson will help you cover the following objectives:

  • Understanding nucleotides
  • Exploring the role of the DNA Helicase
  • Understanding the origin of replication
  • Detailing the replication fork