Question

multiple choice question
which feature is most commonly used to describe bacterial and archaeal cells?

no cell walls

no cellular membranes

no nucleus

multicellular

Explanation:

Bacterial and archaeal cells are prokaryotes, defined by the absence of a membrane-bound nucleus. Both have cell walls (with distinct compositions) and cellular membranes, and they are almost always unicellular, not multicellular.

Answer:

No nucleus