These transgenic plants can be used to remove {HEAD ~ pollutants} from {TAIL ~ soil} or as nutritional supplements to treat iron or zinc deficiency 
from
These transgenic plants can be used to remove { HEAD ~ pollutants } from { TAIL ~ soil } or as nutritional supplements to treat iron or zinc deficiency
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH