Question

is the regulatory gene included in the operon?

Answer 1

You should give more informations about your question..
Do you mean is every regulatory gene in the operon?
Or what regulatory gene.
I know that the reglatory gene is in the lac operon of gut bacteria.
Don't know if every reg. gene is in an operon though.

Answer 2

regulatory gene in a lac operon?

Answer 3

Yes in enteric bacteria

Answer 4

in e. coli?

Answer 5

Yes E.coli is an enteric bacteria

Answer 6

ohh.. i didnt know that
If it is in the same transcription unit, then how is the proteins of the regulatory gene sythesised?

Answer 7

Take a look at this site, maybe it explains it a little better.
http://www.s-cool.co.uk/a-level/biology/making-use-of-the-genetic-code/revise-it/regulation-of-protein-synthesis

Answer 8

Thanx... it helped! :)