Ch 50: ILTS Biology: Nucleic Acids

About This Chapter

Watch video lessons to review facts about the physical structure and composition of DNA and how it differs from RNA. We'll provide a variety of means to help you get ready for ILTS Biology exam questions on nucleic acids.

ILTS Biology: Nucleic Acids - Chapter Summary

Use this chapter's lessons to refresh your understanding of the components of DNA, its structure and the differences in DNA and RNA as you prepare for the ILTS Biology exam. Our videos can help you prepare for exam questions on topics including:

  • The chemical structure of phosphodiester bonds and nucleic acids
  • Adenine, guanine, cytosine, thymine and complementary base pairing in DNA
  • The double helix structure
  • Types of RNA
  • Comparison on DNA and RNA

These video lessons average about five minutes in length and are available anytime, via a computer, tablet or smartphone. You can monitor your progress with our dashboard feature and even contact the instructors if you have questions. A printable version of the quiz lets you test yourself when you're offline.

ILTS Biology: Nucleic Acids Chapter Objectives

In Illinois, passing the ILTS Biology exam is a requirement for anyone seeking certification to teach biology. The exam consists of 125 multiple-choice questions, divided into six subareas. Questions on nucleic acids are in the Cell Biology, Heredity and Evolution subarea.

The quizzes that follow our lessons are multiple choice and taking them can give you a feel for the types of questions you will see on the exam. Our quizzes help you determine in what areas you need extra study. The answer key provides links back to the video so, if you answer a question incorrectly, you can immediately review that information.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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Other Chapters

Other chapters within the ILTS Science - Biology (105): Practice and Study Guide course