Which is absent in a prokaryotic cell?
Acytoplasm
Bribosomes
Ccell membrane
Dmembrane-bound nucleus
Answer & Solution
Correct answer: D. membrane-bound nucleus
Prokaryotes lack a membrane-bound nucleus (DNA lies free in the nucleoid) and other membrane organelles, but have a membrane, ribosomes and cytoplasm.
Keep practising Unit 4B: Neural Control & Signal Coordination
Browse all Unit 4B: Neural Control & Signal Coordination questions for AP Biology, or explore more Biology topics.