O Levels Biology (5090)•5090/11/O/N/24

Explanation
Distinguishing plant-specific cell structures
Steps:
- List structures common to plant and animal cells: cell membrane, cytoplasm, nucleus.
- Identify plant-exclusive structures: cellulose cell wall for rigidity, chloroplasts for photosynthesis, large sap vacuole for storage.
- Evaluate options for lists containing only or primarily plant-exclusive features without animal-shared ones dominating.
- Select B as it correctly emphasizes the cellulose wall as unique while noting shared components.
Why B is correct:
- Plant cells possess a cellulose wall providing structural support and protection, absent in animal cells, per standard cell biology classification.
Why the others are wrong:
- A: Includes cell membrane (present in animal cells) and lists "cellulose" as material, not structure.
- C: Redundant phrasing ("cellulose cell wall") misstates the key unique structure compared to B.
- D: Includes cytoplasm and nucleus, both present in animal cells.
Final answer: B
Topic: Cell structure and function
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