Question

31 of 60
consider the model of four kingdoms of organisms. what is the key feature that should be added to the box, indicated by the red question mark?
a multicellular
b eukaryotic cell
c obligate aerobes
d sexual reproduction

Explanation:

The diagram shows four groups: unicellular/multicellular algae (protists), multicellular heterotrophs with chitin cell walls (fungi), multicellular autotrophs with cellulose cell walls (plants), and multicellular heterotrophs lacking cell walls (animals). All these groups belong to the eukaryotic domain (have membrane-bound organelles and a nucleus). The question mark represents the common feature uniting these four kingdoms.

Answer:

B. eukaryotic cell