Test Your Knowledge on Splicing Mechanism with This Quiz!
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Questions and Answers

What is the primary function of snRNPs in splicing?

  • To form a lariat
  • To join exons 1 and 2
  • To bind to U1,U2,U4,U5,U6 (correct)
  • To attack the 5'-p at the acceptor site

    • Which site does the 2'-OH of the branch site A attack during splicing?

  • Exon 2
  • Exon 1
  • Splice acceptor site
  • Splice donor site (correct)

    • What type of bond is formed when the 2'-OH of the branch site A attacks the 5'-p at the splice donor site of the intron?

  • Hydrogen bond
  • Phosphodiester bond (correct)
  • Disulfide bond
  • Peptide bond

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