4. What domain name should replace the question mark in this chart?
 5 points
 Unicellular Protozoa
 Uni/multicellular
 algao
 Multicollular
 heterotroph
 cell walls chitin
 ?
 Multicoulluar
 autotroph
 cell walls
 of cellulose
 Multicellular
 heterotroph
 Lack cell walls
 O a. Archaea
 b. Bacteria
 O c. Eukarya
 O d. Monera