Please check my answer! thanks.
 What are key markers for the identification of Bacteria?
 Peptidoglycan in cell membranes, ether-linked fatty acids, Special transcription DNA
 Special RNA polymerase, peptidoglycan in cell walls, ester-linked fatty acids
 Cellulose in cell membranes, ester-linked lipids in cell walls, special transcription DNA
 Special RNA polymerase, peptidoglycan in cell membranes, chitin and cellulose cell walls
 I chose B.. am I right??