Cell biology — prokaryotes: Prokaryotic cells lack which structural feature found in eukaryotes? Answer with the defining feature absent in prokaryotes. Choose the correct feature.
General Knowledge
Biology
Difficulty: Easy
Choose an option
Answer
Correct Answer: A true nucleus with a nuclear membrane
Explanation
Concept / ApproachProkaryotes lack a membrane-bound nucleus and other membrane-bound organelles. Their DNA resides in a nucleoid region without a nuclear envelope.
Why others are incorrectProkaryotes do have ribosomes (70S), a plasma membrane, and DNA.
Final AnswerLack of a true nucleus (nuclear membrane) is the defining absence.