Plants are multicellular eukaryotes with cell walls made of cellulose, and plant cell walls are composed primarily of lignin and cellulose. Given these facts, plants are multicellular eukaryotes with cell walls composed primarily of what among the following options:
- protein
 - plants
 - leaves
 - chemicals
 - Energy.
 - lignin
 - eukaryotes
 - Energy


 

      lignin   