" what is intron and exon? "

What are introns and exons?

Match the following columns. {:("Column I", "Column II"), ("A. 5' AUG 3'", "(1) Segment of DNA"), ("B. RNA with introns and exon", "(2) Chromatin"), ("C. Gene", "(3) tRNA"), ("D. Nucleosomes", "(4) Initiation codon"):}

What do you mean by intron and exon?

Assertion: In eukaryotes, both intron annd exon are transcribed to form hnRNA Reason: Splicinng is requried in prokaryotes.

Assertion: In eukaryotes, both intron and exon are transcribed to form hnRNA Reason: Splicing is required in prokaryotes.

What do you mean by Intron and Exon?

What are introns ?