Role of RNA Molecules: Definition & Functions


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question 1 of 3

Which of the following are differences between DNA and RNA?

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1. Which type of RNA is a copy of a section of DNA?


Why is the following statement false?

''All enzymes are proteins.''

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About This Quiz & Worksheet

Quickly measure what you know about RNA by answering some short questions found in this quiz/worksheet assessment. You must understand how RNA compares to DNA and types of RNA in order to successfully complete this quiz.

Quiz & Worksheet Goals

When you take this brief quiz, you will be asked to do the following:

  • Differentiate between RNA and DNA
  • Identify what type of RNA is a copy of a section of DNA
  • Understand why the statement 'all enzymes are proteins' is false
  • Define transcription
  • Explain why scientists believe the first life forms had RNA and not DNA

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the lesson, such as the type of RNA that is a copy of a DNA section
  • Defining key concepts - ensure that you can accurately define transcription
  • Distinguishing differences - compare and contrast RNA and DNA
  • Interpreting information - verify that you can read information about the belief that early life forms had RNA but not DNA and interpret it correctly

Additional Learning

The lesson titled Role of RNA Molecules: Definition & Functions allows you to further develop your understanding of this topic. You will have the opportunity to review more details about:

  • What DNA and RNA stand for
  • Which terms describe the five-carbon sugars found in RNA and DNA
  • How the roles of transfer RNA and ribosomal RNA are described
  • What being single-stranded allows RNA to do