Gene Expression 101 Quiz
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Questions and Answers

What is the first step a cell takes in reading out a needed part of its genetic instructions?

  • Replicating a gene into an RNA nucleotide sequence (correct)
  • Copying a gene into a DNA nucleotide sequence
  • Transcribing a gene into a protein sequence
  • Translating a gene into a protein sequence
  • What is the chemical difference between RNA and DNA?

  • RNA contains thymine (T) while DNA contains uracil (U)
  • RNA contains deoxyribonucleotides with ribose sugar, while DNA contains ribonucleotides with deoxyribose sugar
  • RNA contains deoxyribose sugar, while DNA contains ribose sugar
  • RNA contains ribonucleotides with ribose sugar, while DNA contains deoxyribonucleotides with deoxyribose sugar (correct)
  • Which bases are present in RNA?

  • Adenine (A), Guanine (G), Cytosine (C), Adenine (A)
  • Adenine (A), Guanine (G), Cytosine (C), Uracil (U) (correct)
  • Adenine (A), Cytosine (C), Thymine (T), Uracil (U)
  • Adenine (A), Guanine (G), Cytosine (C), Thymine (T)
  • What is the process of producing RNA molecules from DNA called?

    <p>Transcription</p> Signup and view all the answers

    What type of polymer is RNA?

    <p>Linear polymer made of four different types of ribonucleotide subunits</p> Signup and view all the answers

    RNA contains the base ______ instead of the thymine (T) in DNA

    <p>uracil</p> Signup and view all the answers

    RNA is a linear polymer made of four different types of ______ subunits

    <p>nucleotide</p> Signup and view all the answers

    The name given to producing RNA molecules from DNA is ______

    <p>transcription</p> Signup and view all the answers

    The information in RNA is written in essentially the same language as it is in DNA—the language of a ______ sequence

    <p>nucleotide</p> Signup and view all the answers

    The nucleotides in RNA are ______—that is, they contain the sugar ribose

    <p>ribonucleotides</p> Signup and view all the answers

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