Nitrogenous Base: Definition & Pairs


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question 1 of 3

Which is the correct base pairing in DNA?

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1. What is the basic structure of a purine?

2. What is this molecule?

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About This Quiz & Worksheet

Nitrogenous bases are an important part of compounds necessary for life. You will be assessed on the structure of these bases, the identification of specific molecules and other information reviewed in the lesson.

Quiz & Worksheet Goals

In these assessments you will be tested on the following:

  • Structure of a purine
  • Molecule that contains nitrogen and has the chemical properties of a base
  • DNA base pairing

Skills Practiced

  • Information recall - access the knowledge you've gained regarding the structure of a purine
  • Knowledge application - use your knowledge to answer questions about molecule and DNA structure
  • Reading comprehension - ensure that you draw the most important information from the related chemistry lesson

Additional Learning

To learn more, review the accompanying lesson titled Nitrogenous Base: Definition & Pairs. The following objectives are covered:

  • Understand nitrogen bases
  • Identify the structure of nitrogen bases
  • Know the structure of DNA and RNA