What phenotype would you expect if you created a strain of a Gram-positive organism that had a deletion mutation in the response regulator of its quorum sensing system?
a) This strain would be unable to produce autoinducer
b) This strain would produce, but not export, autoinducer
c) This strain would always behave as if cell density was high
d) This strain would always behave as if cell density was low
e) This strain would overproduce and export autoinducer
