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Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance2 Marks
Question
Why does hnRNA need to undergo splicing? Where does splicing occur in the cell?
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Answer

  1. Since hnRNA contains both exons (the coding sequences) and introns (the non-coding sequences), it has to undergo splicing, to remove the introns.
  2. Splicing occurs in the nucleus of the cell.

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