Histones - High Yield Topic Series

5 Questions | Total Attempts: 50

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Questions and Answers
  • 1. 
    Anti histone antibodies are seen in
    • A. 

      Drug induced lupus

    • B. 

      SLE

    • C. 

      Primary biliary Cirrhosis

    • D. 

      Dermatomyositis

  • 2. 
    Histone acetylation leads to 
    • A. 

      Euchromatin

    • B. 

      Heterochromatin

    • C. 

      Both of the above

    • D. 

      None of the above

  • 3. 
    Poly A tail is usually present in 3' end of all pre-mRNA. But it is not present in the pre-mRNA of histone.
    • A. 

      True

    • B. 

      False

  • 4. 
    Instead of poly A tail, which structure is present in the 3' end of the pre-mRNA of histone ?
    • A. 

      Stem loop

    • B. 

      Zinc finger

    • C. 

      Leucine zipper

    • D. 

      None of the above

  • 5. 
    Select the wrong statement ?
    • A. 

      Histone methylation is in general associated with transcriptional repression

    • B. 

      Histone acetylation tends to destabilize chromatin structure

    • C. 

      Histone is rich in basic amino acids.

    • D. 

      H1 is a component of Histone octamer.