[tallhappy]

There are exceptions, of course. Some prokaryotes do have introns.

OK. Which? References (I don't mean necessarily the actual article name and date).

[Nebullis]

OK. Which? References

There have been some in the recent literature. I'm not going to look them up for you but, if you are interested, you could do a search using keywords "intron" and "prokaryote". LOL. Hint: try PNAS