Ch 4: Basics of DNA & RNA

About This Chapter

Review basic information about DNA and RNA with these brief but informative video lessons. Learn structures, functions and definitions in preparation for any type of exam, such as biology course exams, college entrance exams or even professional certification exams.

Basics of DNA & RNA - Chapter Summary

This chapter provides overviews of DNA and RNA structures and the role each plays in molecular biology. You'll study general terms relating to nucleic acids and compare DNA and RNA. These brief lessons contain illustrations and examples that enhance your learning experience. After you have completed your review of this chapter, you should be able to do the following:

  • Detail the chemical structure of nucleic acids, particularly DNA
  • Identify the four nitrogenous bases of DNA
  • Detail the double helix structure of DNA
  • Explain the differences between DNA and RNA
  • List the types of RNA
  • Provide details about the role and function of tRNA

This complex material is broken down into simple language and illustrations by our experienced instructors to ensure your understanding of these topics. Lessons are accessible 24/7 on any device, making it easy for you to study at your convenience. Measure the depth of your knowledge with self-assessment quizzes, and monitor your progress through this chapter on your Dashboard.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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