A. They have a nucleus
B. They have membrane-bound organelles
C. They lack a true nucleus
D. They are always multicellular
Answer: They lack a true nucleus
A. They have a nucleus
B. They have membrane-bound organelles
C. They lack a true nucleus
D. They are always multicellular
Answer: They lack a true nucleus
Additional Information: Prokaryotic organisms, such as bacteria, do not have a true nucleus or membrane-bound organelles.
Subjects: Biological Classification, Biology