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Home Microbiology Nucleic Acid Structure Comments

  • Question
  • The DNA that actually codes for a protein's primary structure in eukaryotes is


  • Options
  • A. the entire gene
  • B. portions of the gene called introns
  • C. portions of the gene called exons
  • D. the promoter

  • Correct Answer
  • portions of the gene called exons 


  • Nucleic Acid Structure problems


    Search Results


    • 1. The function of ribosomes within the cell is

    • Options
    • A. to produce ATP
    • B. to ferment carbohydrates
    • C. to synthesize proteins
    • D. all of these
    • Discuss
    • 2. Which is not an essential part of a two-component phosphorelay system?

    • Options
    • A. Response regulator
    • B. Sensor kinase
    • C. Autoinducer
    • D. None of these
    • Discuss
    • 3. In DNA sequencing, the primer

    • Options
    • A. specifies where the sequence ends
    • B. specifies where the sequence begins
    • C. both (a) and (b)
    • D. generates variety of different sized fragments
    • Discuss
    • 4. To which of the following adenine always binds?

    • Options
    • A. Guanine
    • B. Cytosine
    • C. Thymine
    • D. None of these
    • Discuss
    • 5. In which of the following uracil is present?

    • Options
    • A. RNA
    • B. DNA
    • C. Both (a) and (b)
    • D. None of these
    • Discuss
    • 6. RNA that is complementary to a segment of another RNA molecule to which it will bind is known as

    • Options
    • A. missense RNA
    • B. antisense RNA
    • C. nonsense RNA
    • D. none of these
    • Discuss
    • 7. Which of the following enzyme(s) is/are required for lactose fermentation?

    • Options
    • A. Transacetylase
    • B. ?-galactosidase
    • C. Galactoside permease
    • D. All of these
    • Discuss
    • 8. Which eukaryotic RNA polymerase makes tRNA's?

    • Options
    • A. RNA polymerase 1
    • B. RNA polymerase 2
    • C. RNA polymerase 3
    • D. Any of these
    • Discuss
    • 9. Recognition/binding site of RNA polymerase is called

    • Options
    • A. receptor
    • B. promoter
    • C. facilitator
    • D. terminator
    • Discuss
    • 10. Which of the following component of RNA polymerase facilitates the recognition of promoter sequences?

    • Options
    • A. a subunit
    • B. b subunit
    • C. s subunit
    • D. c subunit
    • Discuss


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