Question

12. A prokaryotic cell does not possess

a) nuclear membrane

b) both cell membrane and nuclear membrane

c) cell membrane

d) cell wall​

Answer 1

a) Nuclear Membrane.

Explanation:

• Prokaryotic cells are simple and do not have nuclear membrane and the organelles which are bound by the membrane like mitochondria, endoplasmic reticulum, golgi apparatus, Lysosomes, peroxiosomes.
• The size is generally small .
• They always have a single chromosome.
• DNA is circular and lies free in the cytoplasm.
• DNA is naked ( not associated with proteins or RNA to form chromosomes ) .
• Cell diviis by fission or budding.
• Always have single chromosome.

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