DNA as genetic storage
Ester bonds in cell membranes
Presence of peptidoglycan in cell
Bacteria
Escherichia coli
Presence of membrane-bound nucleus
Eukarya
American black bear (Ursus americanus)
Presence of membrane-bound organelles
Eukarya
American black bear (Ursus americanus)
Presence of histones
Eukarya
American black bear (Ursus americanus)
Ether bonds in cell membranes
Archaea
Methanobrevibacter smithii