Prokaryotes are Different from Eukaryotes in That the Former Lack

Question

Prokaryotes are different from eukaryotes in that the former lack
A) cell walls.
B) nuclei.
C) DNA.
D) membrane transport proteins.
E) none of these.

Accepted Answer

Prokaryotes lack nuclei, which is a defining characteristic that differentiates them from eukaryotes. Eukaryotic cells have a nucleus that encloses their DNA, while prokaryotic cells do not; their DNA is located in the cytoplasm.