(a) Write any two different levels at which regulation of Gene Expression could be exerted in Eukaryotes.
(b) Give a labelled schematic representation of "lac operon" in its "Switched Off" position. 5 mark
(a) (i) Transcriptional level (formation of primary transcript)
(ii) Processing level (regulation of splicing)
(iii) Transport of mRNA from nucleus to cytoplasm.
(iv) Translational level.