The method 9, wherein said microorganism is cultured in {HEAD ~ the presence} of CO2, CO, or H2, or {TAIL ~ a combination} thereof 
of
The method 9 , wherein said microorganism is cultured in { HEAD ~ the presence } of CO2 , CO , or H2 , or { TAIL ~ a combination } thereof
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH