I know you didn't post your answer choices but I believe your correct answer would their cell walls consist mainly of cellulose.
Because cellulose definition- <span>Polysaccharide made by joining glucose subunits which makes plants and some protists sturdy.
Meaning it cannot have fungi.</span>
Answer: hierarchical
I believe this is the answer
Explanation:
It is system because bone nucleus and all the rest you put down are all a system structure in the body