Escherichia coli, or e. coli, is a species of bacteria. entamoeba histolytica, or e. histolytica, is a single-celled amoeba. what do e. coli and e. histolytica have in common? select all that apply.

a. they depend on sources of energy or food.

b. they are unable to respond to changes in their environment.

c. they maintain homeostasis by cell specialization.

d. they reproduce.