Expression of the RNase gene is induced near the end of fermentation in {HEAD ~ order} to produce {TAIL ~ a local source} of the RNase enzyme 
to produce
Expression of the RNase gene is induced near the end of fermentation in { HEAD ~ order } to produce { TAIL ~ a local source } of the RNase enzyme
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH