Post Transcriptional Modification

Question 1

Polycistronic

Answer 1

mRNA coding for multiple related proteins

- prokaryotes

Question 2

Mature mRNA (eukaryotes)

Answer 2

RNA polymerase contains several processing proteins:

after ~25 bp transcription the 7-methyl-guanosine cap placed, later poly-adenylation of the 3’ end, exon splicing,