Nuclear membrane is absent in

A. Volvox

B. Penicillium

C. Agaricus

D. Nostoc

Answer: Option D

Solution(By Examveda Team)

Penicillium and Agaricus are fungi while Volvox is an alga. All three are eukaryotes thus have a membrane bound nucleus. Nostoc is a cyanobacterium, i.e., prokaryote, so it lacks true nucleus, thus nuclear membrane is absent.

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