Z1g41n3r Now I notice that I actually may not put the comma before "forming" because it is a restrictive sentence. I agree: it is a restrictive clause. I would also delete the comma before 'giving' on the same grounds.
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Z1g41n3rNow I notice that I actually may not put the comma before "forming" because it is a restrictive sentence.I agree: it is a restrictive clause. I would also delete the comma before 'giving' on the same grounds. Then of course I would change 'forming' to 'that form' for overall clarity.
You actually can put the comma there if it is just closing off the extra Information phrase that you put in place.
However, in this case, why not just add a "that form" for clarity since you also say "giving" ... ?
So it would read: "The ribosomal DNA (rDNA) locus of Saccharomyces cerevisiae (hereafter called yeast) is a multicopy gene locus, giving rise to the four essential rib