Nuclear membrane is absent in

Options

A. Penicillium
B. Agaricus
C. Volvox
D. Nostoc

Answer

D

Explanation

(d) Nostoc is a prokaryote. Prokaryotic cells lack membrane bound organelles and well organised nucleus, i.e. nuclear envelope is absent. Penicillium, Agaricus and Volvox are eukaryotic.