Which of the following structures is not found in a prokaryotic cell?
Correct answer: C. Nuclear envelope
- A. Mesosome
- B. Plasma membrane
- C. Nuclear envelope
- D. Ribosome
Explanation
Prokaryotic cells lack a nuclear envelope; their genetic material is located in a region called the nucleoid, not enclosed by a membrane.
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About Cell Structure and Function
Animal, plant, prokaryotic and eukaryotic cells are compared through their membranes, cell walls, nuclei and cytoplasmic organelles. The work includes the structures and functions of mitochondria, chloroplasts, ribosomes, endoplasmic reticulum, Golgi apparatus and lysosomes, as well as chromosome organization and the distinction between chromatin and chromosomes.
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