What is Annealing? - Definition, Biology & Process


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question 1 of 3

DNA is made up of long chains of individual units called _____.

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1. The two strands of DNA form a structure called a _____.

2. What is done to DNA during a PCR cycle to allow primers to anneal to the strands?

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About This Quiz & Worksheet

Questions on these assessments focus on processes related to DNA and how annealing takes place. You can complete the quiz online or print and complete the worksheet.

Quiz & Worksheet Goals

Knowledge of the following will be assessed:

  • What connects two strands of DNA into a double helix
  • Denaturation of DNA
  • The components of DNA

Skills Practiced

  • Information recall - access the knowledge you've gained about what the structure formed from two strands of DNA is called
  • Knowledge application - use your knowledge to answer a question about what happens to DNA during a PCR cycle to allow primers to anneal to the strands
  • Reading comprehension - ensure that you draw the most important information from the lesson on annealing

Additional Learning

Learn more about annealing by completing the lesson titled What is Annealing? - Definition, Biology & Process. The objectives covered include:

  • Know the four bases of DNA
  • Review the steps in the PCR cycle
  • Understand the function of PCR