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Test Your Knowledge on Splicing Mechanism with This Quiz!
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Test Your Knowledge on Splicing Mechanism with This Quiz!

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Questions and Answers

What is the role of snRNPs in splicing?

  • They stabilize mRNA
  • They degrade introns
  • They form a spliceosome (correct)
  • They bind to exons

    • What is the consequence of homozygous mutations in the 5' or 3' intronic splice site?

  • mRNA is translated incorrectly
  • mRNA cannot leave the nucleus and is degraded (correct)
  • mRNA can leave the nucleus but is degraded
  • mRNA is translated normally

    • What type of bond is formed between the branch site A and the splice donor site of the intron during splicing?

  • 3'-->5' phosphodiester bond
  • 2'-->5' phosphodiester bond (correct)
  • 5'-->3' phosphodiester bond
  • 5'-->5' phosphodiester bond

    • What attacks the 5'-p at the acceptor site during splicing?

    <p>The free 3'-OH of exon 1</p> Signup and view all the answers

    What is the consequence of the presence of introns in mRNA?

    <p>mRNA cannot leave the nucleus and is degraded</p> Signup and view all the answers

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