Polynucleotide: Structure, Overview


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A line of flags is held together by a backbone of string. What is the backbone of a polynucleotide made of?

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1. A polynucleotide's sequence (for example, 'CGTAC...') originates with which one of the following?

2. To make a polynucleotide, nucleotides are joined together by an enzyme called which one of the following?

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About This Quiz & Worksheet

This quiz/worksheet combo covers the structure and importance of polynucleotides, including their different types and functions. These tools will check your understanding of these concepts and help you study the lesson.

Quiz & Worksheet Goals

In these assessments, you'll be tested on:

  • What materials make up polynucleotides and their sequences
  • Choosing what item is a polynucleotide and what isn't
  • What the ends of polynucleotide strands are called

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the related polynucleotides lesson
  • Interpreting information - verify that you can read information regarding the 'backbone' of a polynucleotide and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about polynucleotide sequences

Additional Learning

To learn more about polynucleotides, review the accompanying lesson titled Polynucleotide: Structure, Overview. This lesson covers the following objectives:

  • Define key terms, such as polynucleotide, polymer, and DNA
  • Compare the structure of polynucleotides to Tibetan prayer flags
  • Explain the materials that make up polynucleotides
  • Differentiate between the structures of DNA and RNA
  • Demonstrate how nucleotides join together
  • Provide examples of the types and functions of polynucleotides